MURUMKAR*, D.R. “Variability Among Isolates of Fusarium Oxysporum F. Sp. Carthami from Madhya Pradesh”. Indian Phytopathology, vol. 63, no. 4, Nov. 2010, pp. 446-8, https://epubs.icar.org.in/index.php/IPPJ/article/view/11002.