NIKOLOVSKI, K.; POPOSKA, F. . Entstehung, umsetzung und wirkung von stickoxiden. I Teil". Macedonian Journal of Ecology and Environment, [S. l.], v. 6, n. 1-2, p. 35–44, 1999. Disponível em: http://mjee.org.mk/index.php/mjee/article/view/143. Acesso em: 28 dec. 2024.