TODOROV, Yordan; CHERVENKOV, Mihail; SAPUNDJIEV, Emil. CLINICAL SIGNS OF EXTENDED ESTROUS FOLLOWED BY PREGNANCY IN BITCH: A CASE REPORT. TRADITION AND MODERNITY IN VETERINARY MEDICINE, [S. l.], v. 5, n. 1, p. 33–35, 2020. DOI: 10.5281/zenodo.3675101. Disponível em: https://www.scij-tmvm.com/index.php/pub/article/view/120. Acesso em: 17 sep. 2026.