SEGARRA-CARMONA, A. E.; SANTIAGO-BLAY, J. A.; ESCUDERO, J. Niilo Eelis Virkki, Cytogeneticist: In Memoriam (1924-2005). The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 92, n. 3-4, p. 245-256, 2008. DOI: 10.46429/jaupr.v92i3-4.2643. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/2643. Acesso em: 27 jan. 2022.