- Hansen, V. 1956. Biller XVIII Barkbiller Med et biologisk afsnit ved B Beier Petersen Dansmarks Fauna, Copenhagen Bd 62.Copenhagen. 1-196, 94 figs. pp..
- Hansen, V. 1964. Fortegnelse over Danmarks biller (Coleoptera). Entomologiske Meddeleiser 33507 p..
- Hansen, V. 1939. Catalogus Coleopterorum Daniae et Fennoscandiae. Societas pro Fauna et Flora Fennica, Helsingfors 129 p. pp..
- Hansen, M., V. Mahler, G. Pritzl, and J. B. Runge. 1994. 13 tillaeg til "Fortegnelse over Danmarks biller" (Coleoptera) [13th supplement to the list of Danish Coleoptera]. Entomologiske Meddelelser 6265-89.
- Hansen, M., H. Liljehult, V. Mahler, and E. Palm. 1993. 12 tillaeg til "Fortegnelse over Danmarks biller" (Coleoptera) [12th supplement to the list of Dnish Coleoptera]. Entomologiske Meddelelser 6185-113.
- Hansen, M. 1996. Katalog over Danmarks biller [Catalogue of the Coleoptera of Denmark]. Entomologiske Meddelelser 641-231.
- Hansen, M., P. Jorum, E. Palm, and J. Pedersen. 1997. Fund af biller i Danmark, 1996 (Coleoptera) [Records of beetles from Denmark, 1996 (Coleoptera)]. Entomologiske Meddelelser 65119-148.
- Hansen, J. E. 1957. Zu-kann der Riesenbastkafer Dendroctonus micans Kug . in Schleswig-Holsteinerfolgreich bekampft werden? Forstwirtschaft-Holzwirtschaft 12:167-168.
- Hansen, K. 1967. Polygraphus grandiclava Thorns . Entomologische Blatter 63:64.
- Hansen, K. 1983. Reception of bark beetle pheromone in the predaceous clerid beetle, Thanasimus formicarius (Coleoptera: Cleridae) . Journal of Comparative Physiology 150A:371-378.
- Hansen, T. E. 1976. Cold-hardiness in the bark-beetle Polygraphus poligraphus L. [In Russian]. Scientific and practical conference on the introduction of progressive plant protection methods in agriculture, 28-30 June 1976. Abstract. Agricultural and Forest Pests. Riga:129-131.
- Hansen, T. E., M. O. Viyk, and A. K. Luik. 1980a. Biqkhimicheskie izmeneniya i kholodostoikost' u zimuyushchikh zhukov koroeda-typographica, Ips typographicus (Coleoptera, Ipidae) [Biochemical changes and coldhardiness in hibernating beetles Ips typographus L ] . Entomologicheskoe Obozrenie 59:249-253.
- Hansen, T. E., M. O. Viyk, and A. K. Luik. 1980b. Biochemical changes and cold-hardiness in overwintering bark beetles Ips typographus. Entomological Review [English Translation of Entomol. Oborzr.] 59(2):9-12.
- Hansen, T. E., K. K. Voolma, A. D. Luik, and M. O. Viik. 1981. Osobennosti obmena veshchestv i kholodostoikost' koroeda Dendroctonus micans (Coleoptera, Scolytidae) [Metabolic patterns and coldresistance of Dendroctonus micans]) . Zoologischeskii Zhurnal 60:1003-1009.
- Hansen, V. 1955. Notes on some species of Hylastes Er. and Trypophloeus Fairm. (Coleopt. Scolytidae). Entomologiske Meddeleiser 27(4/5):169-185.
- Hansen, V., E. Klefbeck, O. Soberg, G. Stenius, and A. Strand. 1960. Catalogus Coleopteroum Daniae et Fennoscandiae. Entomolocka Sallskapet, Lund. 476 p.
- Lindroth, C. H., V. Hansen, E. Klefbeck, O. Sjoberg, G. Stenius, and A. Strand. 1960. Catalogus coleopterorum Fennascandiae et Daniae [Scolytidae, p. 456-465]. Entomologiska sallskapet i Lund. 476 p.
- Hansen, E. M., D. J. Goheen, P. F. Hessburg, J. J. Witcosky, and T. D. Schowalter. 1988. Biology and management of black-stain root disease in Douglas-fir. Pages 63-80 in T. C. Harrington and F. W Cobb, Jr., Leptographium root diseases in conifers. American Phytopathological Society, St. Paul, Minnesota. vii + 149 p.
- Hansen, T. E. 1986. Hibernation physiology of Polygraphus poligraphus larvae [In Russian, English summary] . Metsanduslikud uurimused, Estonian SSR 21:103-113.
- Lessard, E. D., M. Hansen, and M. L. Eilers. 1986. Annotated bibliography: mountain pine beetle, Dendroctonus ponderosae Hopkins (Coleoptera: Scolytidae). United States Department of Agriculture, Forest Service, Rocky Mountain Region, Lakewood, Colorado, Timber, Forest Pest and Cooperative Forestry Management, Technical Report R2-35. 158 p.
- Witcosky, J. J., and E. Hansen. 1985. Root-colonizing insects recovered from Douglas-fir in various stages of decline due to black-stain root disease . Phytopathology 75:399-402.
- Witcosky, J. J., T. D. Schowalter, and E. M. Hansen. 1986a. Hylastes nigrinis (Coleoptera: Scolytidae), Pissodes fasciatus, and Steremnius carinatus (Coleoptera: Curculionidae) as vectors of black-stain root disease of Douglas-fir . Environmental Entomology 15:1090-1095.
- Witcosky, J. J., T. D. Schowalter, and E. M. Hansen. 1986b. The influence of time of precommercial thinning on the colonization of Douglas-fir by three species of root-colonizing insects . Canadian Journal of Forest Research 16:745-749.
- Witcosky, J. J., T. D. Schowalter, and E. M. Hansen. 1987. Host-derived attractants for the beetles Hylastes nigrinus (Coleoptera: Scolytidae) and Steremnius carinatus (Coleoptera: Curculionidae) . Environmental Entomology 16:1310-1313.
- Goheen, D., and E. Hansen. 1993. Effects of pathogens and bark beetles on forests. Pages 175-196 In T.D. Schowalter and G.M. Filip (eds.), Beetle-pathogen interactions in conifer forests. Academic Press: London.
- Hansen, L., and L. Somme. 1994. Cold hardiness of the elm bark beetle Scolytus laevis Chapuis, 1873 (Col, Scolytidae) and its potential as Dutch elm disease vector in the northernmost elm forests of Europe . Journal of Applied Entomology 117:444-450.
- Hansen, M., V. Mahler, E. Palm, and O. Vagtholm-Jensen. 1990. Ottende tillasg til "Fortegnelse over Danmarks biller" (Coleoptera) [Eighth supplement to the list of Danish Coleoptera]. Entomologiske Meddelelser 58:11-29.
- Hansen, M., P. Jorum, V. Mahler, and O. Vagtholm-Jensen. 1991a. Niende tiilaeg til "Fortegnelse over Danmarks biller" (Coleoptera) [Ninth supplement to the list of Danish Coleoptera]. Entomologiske Meddeleser 59:5-21.
- Hansen, M., S. Kristensen, V. Mahler, and J. Pedersen. 1991b. Tiende tillaeg til "Fortegnelse over Danmarks biller" (Coleoptera) [Tenth supplement to the list of Danish Coleoptera]. Entomologiske Meddelelser 59:99-126.
- Hansen, M., S. Kristensen, V. Mahler, and J. Pedersen. 1992. 11. tiilaeg til "Fortegnelse over Danmarks biller" (Coleoptera). [11th supplement to the list of Danish Coleoptera]. Entomologiske Meddelelser 60:69-84.
- Hansen, M., V. Mahler, G. Pritzl, and J. Runge. 1994. 13. tiilaeg til "Fortegnelse over Danmarks biller" (Coleoptera). [13th supplement to the list of Danish Coleoptera]. Entomologiske Meddelelser 62:65-89.
- Hansen, E. 1996. Western balsam bark beetle, Dryocoetes confusus Swaine, flight periodicity in northern Utah . Great Basin Naturalist 56:348-359.
- Hansen, L., S. Ligaard, and B. Sagvolden. 1998. Notes on Norwegian Coleoptera. 4. Fauna Norvegica. Series B, Norwegian Journal of Entomology 45:77-82.
- Hansen, M., J. Pedersen, and G. Pritzl. 1999. Fund af biller i Danmark, 1998 (Coleoptera) [Records of beetles from Denmark, 1998 (Coleoptera)]. Entomologiske Meddelelser 67:71-102.
- Hansen, M., H. Liljehult, V. Mahler, and J. Pedersen. 1995. 14. tillaeg til Fortegnelse over Danmarks biller (Coleoptera). [14th Supplement to the list of Danish Coleoptera]. Entomologiske Meddelelser 63:21-50.
- Hansen, M., V. Mahler, E. Palm, and J. Pedersen. 1996. 15. tillaeg til Fortegnelse over Danmarks biller (Coleoptera). [15th Supplement to the list of Danish Coleoptera]. Entomologiske Meddelelser 64:233-272.
- Hansen, M., E. Palm, J. Pedersen, and J. Runge. 1998. Fund af biller i Danmark, 1997 (Coleoptera) [Records of beetles from Denmark, 1997 (Coleoptera)]. Entomologiske Meddelelser 66:65-93.
- Negron, J., W. Schaupp, K. Gibson, J. Anhold, D. Hansen, R. Thier, and P. Mocetiini. 1999. Estimating extent of mortality associated with the Douglas-fir beetle in the central and northern Rockies . Western Journal of Applied Forestry 14:121-127.