- Janson, A. 1915. Tomicus monographus Fabr . Entomologisk Tidskrift 36:93.
- Janson, A. 1926. Coleopteren aus dem Sarekgebiet. Nat. wiss. unters. d. Sarekgebirges in Schwedisch Lappland (Stockholm) 9:933.
- Janson, E. W. 1856. Coleoptera. New British species noticed in 1855. Entomologist's Annual 1856:86-90.
- Janson, E. W. 1857. (Notes on the Coleoptera found near London, Scolytus usw) . Entomological Society of London, Proceedings 4:79.
- Janson, E. W. 1867. [Mr Janson mentioned Tomicus villosus as a nearly parallel case among the Coleoptera, i e as a possible case of parthenogenesis] . Entomological Society of London, Proceedings 1867:91.
- Janson, O. E. 1893. A new wood borer . Indian Museum Notes 3:74-75.
- Thomas, I., and H. W. Janson. 1957. Common names of British insects and other pests. Ministry of Agriculture, Technical Bulletin 6. 48 p.