KOVAŘÍK, Aleš, MATYÁŠEK, Roman, LIM, K. Y., SKALICKÁ, Kamila, KOUKALOVÁ, Blažena, KNAPP, S., CHASE, M. W., LEITCH, A. R. Concerted evolution of 18-5.8-26S rDNA repeats in Nicotiana allotetraploids. Biological Journal of the Linnean Society. 2004, 82(4), 615-625. ISSN 0024-4066. E-ISSN 1095-8312.