1. The study of blood plasma vitamin B12 levels in cattle during the transitional feeding period (winter-summer)
KOVÁČ, Gabriel et al. The study of blood plasma vitamin B12 levels in cattle during the transitional feeding period (winter-summer). In Folia veterinaria, 1993, roč. 37, č. 3-4, s. 57-59.
Knižnica Univerzity veterinárskeho lekárstva a farmácie v Košiciach