- Birgersson, G., F. Schlyter, J. Lofqvist, and G. Bergstrom. 1984. Quantitative variation of pheromone components in the spruce bark beetle Ips typographus from different attack phases. Journal of Chemical Ecology 10:1029-1055.
- Byers, J. A., and G. Birgersson. 1990. Pheromone production in a bark beetle independant of myrcene precursor in host pine species . Naturwissenschaften, Berlin 77:385-387.
- Birgersson, G., F. Schlyter, G. Bergstrom, and J. Lofqvist. 1984. Pheromone components in the bark beetle Ips typographus reflecting amounts and chirality of host compounds. Abstract. International Congress of Entomology, Proceedings, Hamburg 1984, 17:590.
- Anderbrant, O., F. Schlyter, and G. Birgersson. 1985. Interspecific competition affecting parents and offspring in the bark beetle Ips typographus . Oikos 45:89-98.
- Birgersson, G. 1988. The semiochemical system of Ips typographus: quantitative variation in production and release, and behavioural activity. [Unpublished?] dissertation, University of Goteborg, Sweden.
- Birgersson, G. 1989. Host tree resistance influencing pheromone production of Ips typographus (Coleoptera: Scolytidae) . Holarctic Ecology 12:451-456.
- Birgersson, G., and G. Bergstrom. 1989. Volatiles released from individual spruce bark beetle entrance holes: quantitative variations during the first week of attack . Journal of Chemical Ecology 15:2465-2484.
- Birgersson, G., and A. Leufven. 1988. The influence of host response to Ips typographus and fungal attack on production of semiochemicals . Insect Biochemistry 18:761-770.
- Birgersson, G., F. Schlyter, G. Bergstro, and J. Lofqvist. 1988. Individual variation in aggregation pheromone content of the bark beetle, Ips typographus . Journal of Chemical Ecology 14:1737-1760.
- Byers, J. A., G. Birgersson, J. Lofqvist, and G. Bergstrom. 1988. Synergistic pheromones and monoterpenes enable aggregation and host recognition by a bark beetle . Naturwissenschaften 75:153-155.
- Byers, J. A., H. E. Hogberg, C. R. Unelius, G. Birgersson, and J. Lofqvist. 1989. Structure-activity studies on aggregation pheromone components of Pityogenes chalcographus (Coleoptera: Scolytidae): all stereoisomers of chalcogran and methyl-2 4-decadienoate . Journal of Chemical Ecology 15:685-696.
- Eidmann, H. H., and G. Birgersson. 1988. Semiochemicals in the East Himalaya spruce bark beetle . Anzeiger fur Schadlingskunde Pflanzen- und Umweltschutz 61:147-148.
- Leufven, A., and G. Birgersson. 1987. Quantitative variation of different monoterpenes around galleries of Ips typographus (Coleoptera: Scolytidae) attacking Norway spruce . Canadian Journal of Botany 65:1038-1044.
- Lindstrom, M., T. Norin, G. Birgersson, and F. Schlyter. 1989. Variation of enantiomeric composition of alpha pinene in Norway spruce and its influence on the production of verbenol isomers by Ips typographus in the field . Journal of Chemical Ecology 15:541-48.
- Schlyter, F., and G. Birgersson. 1989. Individual variation in bark beetle and moth pheromones: a comparison and an evolutionary background . Holarctic Ecology 12:457-465.
- Schlyter, F., G. Birgersson, J. A. Byers, J. Lofqvist, and G. Bergstrom. 1987. Field response of spruce bark beetle, Ips typographus, to aggregation pheromone candidates . Journal of Chemical Ecology 13:701-716.
- Schlyter, F., G. Birgersson, and A. Leufven. 1989. Inhibition of attraction to aggregation pheromone by verbenone and ipsenol: density regulation mechanisms in bark beetle Ips typographus . Journal of Chemical Ecology 15:2263-2277.
- Schlyter, F., J. A. Byers, J. Lofqvist, A. Leufven, and G. Birgersson. 1988. Reduction of attack density of the bark beetles Ips typographus and Tomicus piniperda on host bark by verbenone inhibition of attraction to pheromone and host kairomone. Pages 53-68 in T. L. Payne and H. Saarenmaa, Integraged control of scolytid bark beetles. Virginia Polytechnic and State University, Blacksburg, Virginia. 355 p.
- Berisford, C., G. Birgersson, M. Dalusky, and K. Espelie. 1992. Field evaluation of candidate chemicals as kairomones for bark beetle parasitoids. Page 31 In Douglas C. Allen and L.P. Abrahamson (eds.), Proceedings: North American Forest Insect Work Conference, Denver, Colorado, March 25-28, 1991. United States Department of Agriculture, Forest Service, Pacific Northwest Research Station (Portland, OR), General Technical Report PNW-GTR-294.
- Birgersson, G., J. Byers, G. Bergstrom, and J. Lofqvist. 1990. Production of pheromone components, chalcogran and methyl(e,z)-2,4-decadiendate, in the spruce engraver Pityoenes chalcographus . Journal of Insect Physiology 36:391-395.
- Birgersson, G., M. Dalusky, K. Espelie, and C. Berisford. 1992. Isolation and identification of kairomones utilized by southern pine beetle parasitoids. Page 30 In Douglas C. Allen and L.P. Abrahamson (eds.), Proceedings: North American Forest Insect Work Conference, Denver, Colorado, March 25-28, 1991. United States Department of Agriculture, Forest Service, Pacific Northwest Research Station (Portland, OR), General Technical Report PNW-GTR-294.
- Byers, J., and G. Birgersson. 1990. Pheromone production in a bark beetle independent of myrcene precursor in host pine species . Naturwissenschaften 77:385-387.
- Byers, J., G. Birgersson, J. Lofqvist, M. Appelgren, and G. Bergstrom. 1990a. Isolation of pheromone synergists of bark beetles, Pityogenes chalcographus, from complex insect-plant odors by fractionation and subtractive-combination bioassay . Journal of Chemical Ecology 16:861-876.
- 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.
- de Groot, P., G. D. Barr, G. Birgersson, H. Pierce, J. Borden, Y. Berisford, and C. Berisford. 1991. Evidence for a female-produced pheromone in the white pine cone beetle, Conophthorus coniperda (Schwarz), and in the red pine cone beetle, C resinosae Hopkins (Coleoptera: Scolytidae) . The Canadian Entomologist 123:1057-1064.
- Ivarsson, P., F. Schlyter, and G. Birgersson. 1993. Demonstration of de novo pheromone biosynthesis in Ips duplicatus (Coleoptera: Scolytidae): inhibition of ipsdienol and E- myrcenol production by compactin. 1993. Insect Biochemistry and Molecular Biology 23:655-662.
- Salom, S., G. Birgersson, T. Payne, and C. Berisford. 1991. Electroantennogram responses of the southern pine beetle parasitoid Dinotiscus dendroctoni (Ashmead) (Hymenoptera: Pteromalidae) to potential semiochemicals . Journal of Chemical Ecology 17:2527-2538.
- Salom, S., A. Ascoli-Christensen, G. Birgersson, T. Payne, and C. Berisford. 1992a. Electroantennogram responses of the , southern pine beetle parasitoid Coeloides pissodis (Ashmead) (Hym, Braconidae) to potential semiochemicals . Journal of Applied Entomology 114:472-479.
- Schlyter, F., G. Birgersson, J. Byers, and A. Bakke. 1992. The aggregation pheromone of Ips duplicates and its role in competitive interactions with I. typographus (Coleoptera: Scolytidae). Chemoecology 3:103-112.
- 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.
- de Groot, P., G. DeBarr, and G. Birgersson. 1998. Field bioassays of synthetic pheromones and host monoterpenes for Conophthorus coniperda (Coleoptera: Scolytidae) . Environmental Entomology 27:382-387.
- Ivarsson, P., and G. Birgersson. 1995. Regulation and biosynthesis of pheromone components in the double spined bark beetle Ips duplicatus (Coleoptera: Scolytidae) . Journal of Insect Physiology 41:843-849.