Valiela, Ivan (1974). "Composition, food webs, and population limitation in dung arthropod communities during invasion and succession". American Midland Naturalist. 92: 370–385 [380]. doi:10.2307/2424302. JSTOR2424302.
Valiela, Ivan (1974). "Composition, food webs, and population limitation in dung arthropod communities during invasion and succession". American Midland Naturalist. 92: 370–385 [380]. doi:10.2307/2424302. JSTOR2424302.