- Kohnle, U., J. P. Vite, H. Meyer, and W. Francke. 1994. Response of four American engraver bark beetles, Ips spp (Col, Scolytidae), to synthetic racemates of chiral pheromones . Journal of Applied Entomology 117:451-456.
- Francke, W., V. Heeman, B. Gerken, J. A. A. Renwick, and J. P. Vite. 1977. 2-Ethyl-l 6-dixaspiro (4,4) nonane, principal aggregation pheromone of Pityogenes chalographis (L) . Naturwissenschaften, Berlin 64:590-591.
- Francke, W. 1973. Untersuchungen uber Aggregationssubstanzen bei Xyloterus domesticus L (Coleoptera: Scolytidae). Zeitschrift fur Angewandte Entomologie 74:319-332.
- Francke, W., and V. Heeman. 1974. Lockversuche bei Xyloterus domesticus L. und X. lineatus Oliv. (Coleoptera: Scolytidae) mit 3-Hydroxy-3-methylburan-2-on. Zeitschrift fur angewandte Entomologie 75(3):67-72.
- Francke, W., and V. Heeman. 1976. Das Duftstoff-Bouquet des Grossen Waldgartners Blastophagus piniperda L. (Coleoptera: Scolytidae). Zeitschrift fur Angewandte Entomologie 82(2)7-119.
- Francke, W., V. Heeman, B. Gerken, J. A. A. Renwick, and J. P. Vite. 1977. 2-Ethyl-1, 6-dixaspiro (44) nonane, principal aggregation pheromone of Pityogenes chalcographus (L) . Naturwissenschaften 64:590-591.
- Francke, W., V. Heemann, and K. Heyns. 1974a. Fluchtige Inhaltsstoffe von Ambrosiakafern (Coleoptera: Scolytidae). Zeitschrift fur Naturforschung 29c:243-245, 294.
- Francke, W., and K. Heyns. 1974b. Fluchtige Inhaltsstoffe von Ambrosiakafern (Coleoptera: Scolytidae) II. Zeitschrift fur Naturforschung 29c:246-247.
- Francke, W., G. Hindorf, and W. Reith. 1979. Alkyl-1,6-dioxaspiro(45)-decanes—a new class of pheromones . Naturwissenschaften 66:618-619.
- Francke, W., and W. Reith. 1979. Alkyl-1,6-dioxaspiro(44)nonane; eine neue Klasse von Pheromonen . Liebigs Annalen der Chemie 1:1-10.
- Francke, W., P. Sauerwein, J. P. Vite, and D. Klimetzek. 1980. The pheromone bouquet of Ips amitinus (Coleoptera: Scolytidae) . Naturwissenschaften 67:147-148.
- Francke, W., and J. P. Vite. 1983. Oxygenated terpenes in pheromone systems of bark beetles . Zeitschrift fur Angewandte Entomologie 96:146-156.
- Giesen, H., U. Kohnle, J. P. Vite, M. L. Pan, and W. Francke. 1984. Das Aggregationspheromon des mediterranen Kiefernborkenkafers Ips (Orthotomicus) erosus . Zeitschrift fur Angewandte Entomologie 98:95-97.
- Heemann, V., and a. W. Francke. 1976. 1,3-Dimethyl-2,9-dioxabicyclo(331)nonane; a host specific substance in Norway spruce under attack by Trypodendron lineatum Oliv . Naturwissenschaften 63:344.
- Klimetzek, D., and W. Francke. 1980. Relationship between the enantiomeric composition of alphapinene in host trees and the production of verbenols in Ips species . Experientia 36:1343-1344.
- Krawielitzki, S., J. P. Vite, U. Sturm, and W. Francke. 1983. Uber die Rolle des Harzbalsams in der Besiedlung von Nadelbaumen durch rindenbrutenden Kafer . Zeitschrift fur Angewandte Entomologie 96:140-146.
- Kruse, K., W. Francke, and W. A. Koenig. 1979. Gas chromatographic separation of chiral alcohol, amino alcohols and amines . Journal of Chromatography 170:423-429.
- Rebenstorff, H., and W. Francke. 1982. Larchen- Borkenkafer: Uberwachung mit Lockstoffen? . Allgemeine Forstzeitschrift 15:450.
- Vite, J. P., and W. Francke. 1976. The aggregation pheromones of bark beetles: progress and problems . Naturwissenschaften 63:550-555.
- Francke, W. 1988. Identification and synthesis of new pheromones . Agriculture, Ecosystems and Environment 21:21-30.
- Francke, W., J. Bartels, H. Schmutzenhofer, U. Kohnle, and J. P. Vite. 1988. The odor-bouquet of Ips schmutzenhoferi Holschuh (Col: Scol) . Zeitschrift fur Naturforschung, C (Biosciences) 43:958-960.
- Francke, W., M. L. Pan, J. Bartels, W. A. Konig, J. P. Vite, S. Krawielitzki, and U. Kohnle. 1986. The odour bouquet of three pine engraver beetles (Ips spp) . Journal of Applied Entomology 101:453-461.
- Francke, W., M. L. Pan, W. A. Koenig, K. Mori, P. Paupoomchareon, H. Heuer, and J. P. Vite. 1987. Identification of "pityol" and "grandisol" as pheromone components of the bark beetle, Pityophthorus pityographus . Naturwissenschaften 74:343-345.
- Klimetzek, D., J. Bartels, and W. Francke. 1989. The pheromone system of the elm bark beetle Pteleobius vittatus F (Coleoptera: Scolytidae) . Journal of Applied Entomology 107:518-523.
- Klimetzek, D., J. Kohler, S. Krohn, and W. Francke. 1989. Das Pheromon-System des Waldreben-Borkenkafers Xylocleptes bispinus Duft. (Col., Scolytidae) [The pheromone system of the Clematis bark beetle] [English summary]. Journal of Applied Entomology 107: 304-309.
- Kohnle, U., W. Francke, and A. Bakke. 1985. Polygraphus poligraphus (L): response to enantiomers of beetle specific terpene alcohols and a bicyclic ketal . Journal of Applied Entomology 100:5-8.
- Kohnle, U., S. Kopp, and W. Francke. 1986. Inhibition of the attractant pheromone response in Ips acuminatus (Gyll) by Ips sexdentatus (Boerner) (Coleoptera, Scolytidae) . Journal of Applied Entomology 101:316-319.
- Kohnle, U., M. Mussong, V. Dubbel, and W. Francke. 1987. Acetophenone in the aggregation of the beech bark beetle Taphrorychus bicolor (Col, Scolytidae) . Journal of Applied Entomology 103:249-252.
- Kohnle, U., H. Schmutzenhofer, J. Barels, and W. Francke. 1988. Oxygenated terpenes in the chemical communication system of the bark beetle, Ips schmutzenhoferi (Col, Scolytidae), a species recently described for the southeastern Himalaya . Journal of Applied Entomology 106:46-51.
- Kohnle, U., J. P. Vite, C. Erbacher, J. Bartels, and W. Francke. 1988. Aggregation response of European engraver beetles of the genus Ips mediated by terpenoid pheromones . Entomologia Experimentalis et Applicata 49:43-54.
- Payne, T. L., R. F. Billings, J. D. Delorme, N. A. Andryszak, J. Bartels, W. Francke, and J. P. Vite. 1987. Kairomonal-pheromonal system in the black turpentine beetle, Dendroctonus terebrans (Ol) . Journal of Applied Entomology 103:15-22.
- Redlich, H., W. Burns, W. Francke, V. Schurig, T. L. Payne, and J. P. Vite. 1987. Chiral building units from carbohydrates, 13. Identification of the absolute configuration of endo-brevicomin from Dendroctonus frontalis and synthesis of both enantiomers from D-Ribose. Tetrahedron 43: 2029-2034.
- Byers, J., F. Schlyter, G. Birgersson, and W. Francke. 1990b. E-Myrcenol in Ips duplicatus: an aggregation pheromone component new for bark beetles . Experimentia (Basel) 46:1209-1211.
- Francke, W., J. Bartels, S. Krohn, S. Schultz, E. Baader, J. Tengo, and D. Schneider. 1989. Terpenoids from bark beetles, solitary bees and danaine butterflies . Pure and Applied Chemistry 61:539-542.
- Grégoire, J.-C., M. Baisier, A. Drumont, D. Dahlsten, H. Meyer, and W. Francke. 1991. Volatile compounds in the larval frass of Dendroctonus valens and Dendroctonus micans (Coleoptera: Scolytidae) in relation to oviposition by the predator, Rhizophagus grandis (Coleoptera: Rhizophagidae) . Journal of Chemical Ecology 17:2003-2019.
- Grégoire, J.-C., D. Couillien, A. Drumont, H. Meyer, and W. Francke. 1992. Semiochemicals and the management of Rhizophagus grandis Gyll (Col, Rhizophagidae) for the biocontrol of Dendroctonus micans Kug (Col Scolytidae). Journal of Applied Entomology 114:110-112.
- Kohnle, U., J. Vité, E. Baader, H. Meyer, and W. Francke. 1991. Chirality of ipsdienol and ipsenol indicates a frass system in the spruce engraver, Ips typographus . Naturwissenschaften 78:136-138.
- Kohnle, U., S. Densborn, P. Kolsch, H. Meyer, and W. Francke. 1992b. E-7 methyl-1,6-dioxaspero[45] decane in the chemical communication of European Scolytidae and Nitidulidae (Coleoptera) . Journal of Applied Entomology 114:187-192.
- Kohnle, U., A. Pajares, J. Bartels, H. Meyer, and W. Francke. 1993. Chemical communication in the European pine engraver, Ips mannsfieldi (Wactl) (Col, Scolytidae) . Journal of Applied Entomology 115:1-7.
- Kohnle, U., J. Vité, H. Meyer, and W. Francke. 1994. Response of four American engraver bark beetles, Ips spp. (Col., Scolytidae), to synthetic racemates of chiral pheromones. Journal of Applied Entomology 117:451-456.
- Vité, J., and W. Francke. 1992. Research needs and technology transfer . Journal of Applied Entomology 114:212-215.
- Zuber, M., H. Meyer, U. Kohnle, and W. Francke. 1993. Odour production and pheromone response in the European engraver bark beetles, Ips amitinus (Eichh) and Ips amitinus var montana Fuchs (Col, Scolytidae) . Journal of Applied Entomology 115:462-465.
- Birgersson, G., G. DeBarr, P. de Groot, M. Dalusky, H. Pierce, J. Borden, G. Meyer, W. Francke, K. Espelie, and C. Berisford. 1995. Pheromones in white pine cone beetle, Conophthorus coniperda (Schwarz) (Coleoptera: Scolytidae) . Journal of Chemical Ecology 21:143-167.
- Dallara, P., S. J. Seybold, W. Francke, and D. Wood. 1995. The chemical ecology of Pityophthorus Eichhoff (Coleoptera: Scolytidae) in central coastal California. Pages 68-69 In D.H. Adams, J.E. Rios, and A.J. Storer (eds.), Proceedings of the 43rd Annual Meeting of the California Forest Pest Council, November 16-17 1994, Rancho Cordova, California.
- Francke, W., J. Bartels, H. Meyer, F. Schroder, U. Kohnle, E. Baader, and J. Vite. 1995. Semiochemicals from bark beetles: New results, remarks, and reflections . Journal of Chemical Ecology 21:1043-1063.
- Francke, W., F. Schroeder, U. Kohnle, and M. Simon. 1996. Synthesis of (1S,2R,5R)-2-ethyl-15-dimethyl-6,8-dioxabicyclo[321]octane, the aggregation pheromone of male beech bark beetles, Taphrorychus bicolor (Col, Scol) . Liebigs Annalen 0:1523-1527.