L. Rufo Nieto, V. d. l. Fuente García, D. Sánchez-Mata, and M. d. P. Rodriguez-Rojo, “Studies on Iberian Peninsula ultramafic flora: a selected nickel accumulation screening”, Lazaroa, vol. 25, pp. 161–167, Jan. 2004, Accessed: Feb. 16, 2025. Available: https://revistas.ucm.es/index.php/LAZA/article/view/LAZA0404110161A