E.L. Rice (1972). «Allelopathic effects of Andropogon virginicus and its persistence in old fields». American Journal of Botany (American Journal of Botany, 1972) 59 (7): 752-755. JSTOR2441147. doi:10.2307/2441147.
E.L. Rice (1972). «Allelopathic effects of Andropogon virginicus and its persistence in old fields». American Journal of Botany (American Journal of Botany, 1972) 59 (7): 752-755. JSTOR2441147. doi:10.2307/2441147.