Jordanov, S. and Gudeski, A. (2003) “Density, dimensions and depth of stomata in the needles of Pinus nigra in polluted and in clean environment”, Macedonian Journal of Ecology and Environment, 8(1-2), pp. 47–54. Available at: https://mjee.org.mk/index.php/mjee/article/view/64 (Accessed: 25April2024).