TY  - JOUR 
T1  - New approaches, development, and improvement of methodologies for the assessment of B-vitamin requirements in dairy cows
JO  - Revista Brasileira de Zootecnia
A1  - Girard, Christiane L.
SN  - 1516-3598
UL  - 10.1590/S1806-92902017000700009
VL  - 46 
Y1  - 2017
PB  - Brasil 
ER  -