SHAPULATOVA Z. J. “The Results of Determining the Dynamics of Antibody Titer in Cows’ Blood Serum After Immunization With The Associated Inactivated Vaccine "ENTEROVAC - 5"”. Central Asian Journal of Theoretical and Applied Science, Vol. 4, no. 10, Oct. 2023, pp. 106-9, https://cajotas.centralasianstudies.org/index.php/CAJOTAS/article/view/1303.