11. Wall R. & Shearer D.: Veterinary Entomology. Arthropod Parasites of Veterinary Importance Creator: Nedvěd, O. Type: article, model:article, and TEXT Language: English Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
12. Wheater C.P. and Cook P.A.: Studying Invertebrates Creator: Nedvěd, O. Type: article, model:article, and TEXT Language: English Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public