B. K. Tikader and U. A. Gajbe, “Taxonomic Studies on Some Spiders of the Genera <I>Drassodes westring, Haplodrassus Chamberlin, Geodrassus Chamberlin</i> and <I>Nodocion chamberlin</i> (Family : Gnaphosidae) from India”, rzsi, vol. 73, no. 1-4, pp. 63–76, Dec. 1977.