R. J.  Soreng, «Chloroplast-DNA phylogenentics and biogeography in a reticulating group; study in Poa (Poaceae)», American Journal of Botany, vol. 77, pp. 1383-1400, 1990.

R. J.  Soreng, «Systematics of the "Epiles" group of Poa (Poaceae)», Systematic Botany, vol. 16, pp. 507-528, 1991.

R. J.  Soreng, «Distribution of sexual and asexual reproduction in diclinous bluegrasses (Poa:Poaceae)», in Monocots II Abstracts, K.  Wilson, Ed. Sydney: RBG, 1998, p. 51.

R. J.  Soreng, «An infrageneric classification for Poa in North America, and other notes on sections, species, and subspecies of Poa, Puccinellia and Dissanthelium (Poaceae)», Novon, vol. 8, pp. 187-202, 1998.