Catalogue of new world grasses (Poaceae): IV. Subfamily Pooideae / by Robert J. Soreng ; Paul M. Peterson, Gerrit Davidse, Emmet J. Judziewicz, Fernando O. Zuloaga, Tarciso S. Filgueiras, Osvaldo Morrone . Washington :  Department of Botany , 2003 . 730 s . [1, z toho požičaných 0]