- Purrini, K., and J. Weiser. 1984. Lightand electron microscopic studies of Chytridiopsis typographi (Weiser 1954) Weiser 1970 (Microspore), parasitizing the bark beetle Hylastes cunicularius Er . Zoologischer Anzeiger 212:369-376.
- Weiser, J. 1954. Prispevek k znalosti cizopasniku kurovce Ips typographus L [Contribution to the knowledge of the parasites of Ips typographus L ]. Vestnik Ceskoslovenske Zoologicke Spolecnosti 18:217-224.
- Weiser, J. 1955. Prispevek k znalosti cizopasniku kurovce Ips typographus II [Beitrag zur Kenntnis der Parasiten des Borkenkafers Ips typographus II] . Vestnik Ceskoslovenske Zoologicke Splolecnosti 19:374-380.
- Weiser, J. 1961a. A new microsporidian from the bark beetle Pityokteines curvidens Germar (Coleoptera, Scolytidae) in Czechoslovakia . Journal of Invertebrate Pathology 3:324-329.
- Weiser, J. 1961b. Die Mikrosporidien als Parasiten der Insekten. Monographien zur angewandte Entomologie 17. 149 p.
- Weiser, J. 1963a. Sporozoan infections. Page 291-334 in E. A. Steinhaus, Insect pathology: an advanced treatise. Academic Press, New York and London. Vol. 2.
- Weiser, J. 1963b. Uber Massenzuchten von Pyemotes-Milben . Beitrage zur Entomologie 13:547-551.
- Weiser, J. 1968. Plistophora scolyti sp. n. (Protozoa, Microsporidia), a new parasite of Scolytus scolytus F. (Col., Scolytidae). Folia Parasitologica 15(1):11-14.
- Weiser, J. 1969. An atlas of insect diseases. Academia, Publishing House of the Czechoslovak Academy of Sciences, Prague, Czechoslovakia. 43 p., 292 pls.
- Weiser, J. 1970. Three new pathogens of the Douglas-fir beetle, Dendroctonus pseudotsugae: Nosema dendroctoni n. sp., Ophryocystis dendroctoni n. sp., and Chytridiopsis typographi n. comb. Journal of Invertebrate Pathology 16(3):436-441.
- Purrini, K., and J. Weiser. 1985. Ultrastructural study of the microsporidian Chytridiopis typographi (Chytridiopsida: Microspora) infecting the bark beetle Ips typographus (Scolytidae: Coleoptera) with new data on spore dimorphism . Journal of Invertebrate Pathology 45:66-74.
- Gries, G., J. Borden, R. Gries, J. Lafontaine, E. Dixon, H. Weiser, and A. Whitehead. 1992a. 4-Methylene-6,6-dimethylbicyclo[311]hept-2-ene (Verbene): new aggregation pheromone of the scolytid beetle Dendroctonus ruflpennis . Naturwissenschaften 79:367-368.
- Weiser, J., and R. Wegensteiner. 1994. A new type of entomopoxvirus in the bark beetle Ips typographus (Coleoptera, Scolytidae) in Czechoslovakia . Zeitschrift für Angewandte Zoologie 80:425-434.
- Haidler, B., R. Wegensteiner, and J. Weiser. 1998. Pathogen occurrence in associated spruce bark beetles (Coleoptera: Scolytidae). Page 668 In Book of Abstracts 2, Proceedings of the 6th European Congress of Entomology, 23-29 August 1998, eské Budjovice, Czech Republic. 332 pp.
- Händel, U., R. Wegensteiner, J. Weiser, and Z. ika. 1998. Pathogens and parasitoids in Polygraphus poligraphus (Coleoptera, Scolytidae). Page 669 In Book of Abstracts 2, Proceedings of the 6th European Congress of Entomology, 23-29 August 1998, eské Budjovice, Czech Republic. 332 pp.
- Wegensteiner, R., and J. Weiser. 1995. A new entomopoxvirus in the bark beetle Ips typographus (Coleoptera: Scolytidae) . Journal of Invertebrate Pathology 65:203-205.
- Wegensteiner, R., and J. Weiser. 1996a. Occurrence of Chytridiopsis typographi (Microspora, Chytridiopsida) in Ips typographus L (Col, Scolytidae) field populations and in a laboratory stock . Journal of Applied Entomology 120:595-602.
- Wegensteiner, R., and J. Weiser. 1996b. Untersuchungen zum Auftreten von Pathogenen bei Ips typographus L. (Coleoptera, Scolytidae) aus einem Naturschutzgebiet im Schwarzwald (Baden-Wurttemberg). [Investigations on the appearance of pathogens of Ips typographus L. (Coleoptera, Scolytidae) from a nature reserve in the Black Forest (Baden-Wurttemberg)]. Anzeiger für Schädlingskunde, Pflanzen- und Umweltschutz 69 (7): 162-167.
- Wegensteiner, R., and J. Weiser. 1998a. Observations on the pathogen occurrence in Ips typographus (Coleoptera, Scolytidae). Page 663 In Book of Abstracts 2, Proceedings of the 6th European Congress of Entomology, 23-29 August 1998, eské Budjovice, Czech Republic. 332 pp.
- Wegensteiner, R., and J. Weiser. 1998b. Infection of Ips typographus from Finland with the ascomycete Metschnikowia cf. bicuspidata. Page 667 In Book of Abstracts 2, Proceedings of the 6th European Congress of Entomology, 23-29 August 1998, eské Budjovice, Czech Republic. 332 pp.
- Wegensteiner, R., and J. Weiser. 1998c. Pathogens of Ips typographus in the Sumava outbreak area. Page 673 In Book of Abstracts 2, Proceedings of the 6th European Congress of Entomology, 23-29 August 1998, eské Budjovice, Czech Republic. 332 pp.
- Wegensteiner, R., J. Weiser, and E. Führer. 1996. Observations on the occurrence of pathogens in the bark beetle Ips typographus L (Col, Scolytidae). Journal of Applied Entomology 120:199-204.
- Weiser, J., R. Wegensteiner, and Z. Zizka. 1995. Canningia spinidentis gen. et sp. n. (Protista: Microspora, a new pathogen of the fir bark beetle, Pityokteines spinidens. Folia Parasitologica 42:1-10.
- Weiser, J., R. Wegensteiner, and Z. Zizka. 1997. Ultrastructure of Nosema typographi
- Weiser. 1955. (Microspora: Nosematidae) of the bark beetle Ips typographus L (Coleoptera: Scolytidae). Journal of Invertebrate Pathology 70:156-160.
- Weiser. 1998. Unikaryon montanum sp. n. (Protista: Microspora), a new pathogen of the spruce bark beetle, Ips typographus (Coleoptera: Scolytidae). Folia Parasitologica (eské Budjovice) 45:191-195.