Munira, S., Ud-Deen, M.M. and Kabir, G. 2011. Quantitative karyotype analysis of <i>Agave americana</i> L. and <i>A striata</i> Zucc. Bangladesh Journal of Botany. 39, 2 (Apr. 2011), 229–235. DOI:https://doi.org/10.3329/bjb.v39i2.7485.