Werner, K. 1989. The Yogasutras of Patañjali on Concentration of Mind. Fernando Tola and Carmen Dragonetti. Translated from the revised Spanish original by K. D. Prithpaul. Buddhist Studies Review. 6, 1 (Jun. 1989), 93–97. DOI:https://doi.org/10.1558/bsrv.v6i1.15906.