MALLICK, P. K. Pollen Grains Morphology of Angiosperms. International Journal of Applied Sciences and Biotechnology, [S. l.], v. 8, n. 2, p. 205–210, 2020. DOI: 10.3126/ijasbt.v8i2.28520. Disponível em: https://www.nepjol.info/index.php/IJASBT/article/view/28520. Acesso em: 31 jul. 2021.