Wannakrairoj, Surawit, and Wondyifraw Tefera. 2013. “In Vitro Chromosome Doubling in Korarima [Aframomum Corrorima (Braun) P.C.M. Jansen] Using Colchicine and Oryzalin”. Agriculture and Natural Resources 47 (5). Bangkok, Thailand:684-94. https://li01.tci-thaijo.org/index.php/anres/article/view/243117.