RELATION OF Ca, P AND Mg CONCENTRATIONS IN BLOOD PLASMA OF DAIRY COWS DURING DIFFERENT LENGTH OD OPEN DAYS PERIOD. Works of the Faculty of Agriculture and Food Sciences University of Sarajevo, Sarajevo, Bosnia and Herzegovina, v. 70, n. 1, p. 110–117, 2026. DOI: 10.67407/rppf.2020.1.110. Disponível em: https://radovi.ppf.unsa.ba/index.php/rppf/article/view/122. Acesso em: 24 sep. 2026.