Zrenner, Michael. “Tsongkhapa Losang Drakpa, Great Treatise on the Stages of Mantra: Chapters XI–XII (The Creation Stage). Annotated Translation by Thomas Freeman Yarnall”. Religions of South Asia, vol. 8, no. 1, Aug. 2014, pp. 133-5, https://doi.org/10.1558/rosa.v8i1.133.