MISGANAW, Birku Demewoz. Periodic harvesting of renewable resources subjected to additive Allee effect. Journal of Global Research in Mathematical Archives(JGRMA), [S. l.], v. 4, n. 11, p. 01–04, 2017. Disponível em: https://jgrma.com/index.php/jgrma/article/view/275. Acesso em: 28 apr. 2025.