JORDANOV, S.; GUDESKI, A. Density, dimensions and depth of stomata in the needles of Pinus nigra in polluted and in clean environment. Macedonian Journal of Ecology and Environment, [S. l.], v. 8, n. 1-2, p. 47–54, 2003. Disponível em: https://mjee.org.mk/index.php/mjee/article/view/64. Acesso em: 29 mar. 2024.