MEENA, S.S.; MEHTA, R.S.; LAL, G.; KANT, K.; SHARMA, Y.K.; SAXENA, S.N.; ANWER, M.M. Essential oil, fatty oil and seed yield of nigella (Nigella sativa L.) as influenced by sowing dates and crop geometry. Indian Journal of Horticulture, [S. l.], v. 69, n. 04, p. 591–593, 2012. Disponível em: https://journal.iahs.org.in/index.php/ijh/article/view/2048. Acesso em: 2 may. 2025.