KAUR, Manpreet; KUMAR, Manoj. Study of Avian Species in Relation to Exotic Trees at Ludhiana, Punjab. International Journal of Bio-resource and Stress Management, [S. l.], v. 10, n. Oct, 5, p. 507–512, 2019. Disponível em: https://ojs.pphouse.org/index.php/IJBSM/article/view/3871. Acesso em: 21 sep. 2025.