1. Baksheev AP 1998. The status breed peculiarities and possible correction of immune system of pigs. Dr. Sci. Thesis. Novosibirsk Russia: Novosibirsk State Agrarian University.
2. Dementjev VN 1992. Selective and Genetic Parameters For Western Siberian Pig Breed Improvement. PhD Thesis. Novosibirsk Russia: Novosibirsk State Agrarian University.
3. Dementjev VN 1997. Development and productivity of different pig breeds. In: Guglya VG ed. Problems of Farm Animal Breeding. Novosibirsk Russia: Nauka 205-211.
4. Dementjeva TA 1998. The characteristics of swine productivity by biochemical and cytochemical tests during purebreeding and hybridization. Dr Sci. Thesis. Novosibirsk Russia: Novosibirsk State Agrarian University 40 pp.
5. Epishin VA Garai VV Suslina EN Zakharova NP 1995. The genetic potential of pig breeds kept at breeding stations in Russia. Zootekhniya No. 10:9-13.