- Hostetler, B. B., and J. W. Brewer. 1976a. Survival of Dendrosoter protuberans, a parasitoid of Scolytus multistriatus, in Colorado . Entomological Society of America, Annals 69:85-88.
- Hostetler, B. B., and J. W. Brewer. 1976b. Translocation of cacodylic acid in Dutch elm-diseased American elms and its effect on Scolytus multistriatus (Coleoptera: Scolytidae) . Canadian Entomologist 108:893-896.
- Kammeraad, J. W., and R. Brewer. 1963. Dispersal rate and elm density as factors in the occurrence of Dutch elm disease . American Midland Naturalist 70:159-163.
- MacVean, C. M., and J. W. Brewer. 1981. Suitability of Scolytus multistriatus and Dendroctonus pon-derosae as hosts for the entomogenous nematode Neoaplectana carpocapsae . Journal of Economic Entomology 74:601-607.
- Stevens, R. E., J. W. Brewer, and D. A. Leatherman. 1980. Insects associated with ponderosa pine in Colorado. United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, General Technical Report RM-75. 42 p.
- Stevens, R. E., J. W. Brewer, and D. A. Leatherman. 1982. Insects associated with ponderosa pine in the Rocky Mountains and the Southwest. United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, General Technical Report RM-94. 44 p.
- Swingle, R. U., R. R. Whitten, and E. G. Brewer. 1949. Dutch elm disease . United States Department of Agriculture, Yearbook 1949:451-452.
- Boutz, G. E., J. W. Brewer, and J. N. Bishop. 1985. Capture patterns of Scolytus multistriatus (Marsh) (Col, Scolytidae) attracted to a pheromone-baited trap . Journal of Applied Entomology 99:366-370.
- Brewer, S. D., R. A. Beck, and R. A. Roeper. 1988. Observations of the gallery habits of Trypodendron retusum (Coleoptera: Scolytidae) infesting aspen in central Michigan . Great Lakes Entomologist 21:5-8.
- Brewer, W. 1978. Dutch elm disease: elm bark beetles and insects that weaken elms. Colorado State University Extension Service, Service in Action No. 5.506. 2 p.