Lobo, J. M. (1997). Spatial microdistribution of two introduced dung beetle species Digitonthophagus gazella (F.) and Euniticellus intermedius (Reiche) (Coleoptera Scarabaeidae) in an arid region of Northern Mexico (Durango, Mexico). Instituto de Ecología, A.C.
Chicago-viite (17. p.)Lobo, Jorge M. Spatial Microdistribution of Two Introduced Dung Beetle Species Digitonthophagus Gazella (F.) and Euniticellus Intermedius (Reiche) (Coleoptera Scarabaeidae) in an Arid Region of Northern Mexico (Durango, Mexico). Instituto de Ecología, A.C, 1997.
MLA-viite (9. p.)Lobo, Jorge M. Spatial Microdistribution of Two Introduced Dung Beetle Species Digitonthophagus Gazella (F.) and Euniticellus Intermedius (Reiche) (Coleoptera Scarabaeidae) in an Arid Region of Northern Mexico (Durango, Mexico). Instituto de Ecología, A.C, 1997.