[1]
Segarra-Carmona, A.E. et al. 2008. Niilo Eelis Virkki, Cytogeneticist: In Memoriam (1924-2005). The Journal of Agriculture of the University of Puerto Rico. 92, 3-4 (Oct. 2008), 245–256. DOI:https://doi.org/10.46429/jaupr.v92i3-4.2643.