N.G. Dmitriev, L.K. Ernst (1989). Animal genetic resources of the USSR. FAO animal production and health paper 65. Rome: Food and Agriculture Organization of the United Nations. ISBN9251025827. Archived 13 November 2009. Also available here, archived 29 September 2017.
Arca del Gusto: Maiale lituano (in Italian). Bra, Cuneo: Fondazione Slow Food per la Biodiversità Onlus/Slow Food Foundation for Biodiversity. Accessed April 2024.
N.G. Dmitriev, L.K. Ernst (1989). Animal genetic resources of the USSR. FAO animal production and health paper 65. Rome: Food and Agriculture Organization of the United Nations. ISBN9251025827. Archived 13 November 2009. Also available here, archived 29 September 2017.