秘密道次第广论 (祕密道次第廣論) mìmì dào cìdì guǎnglùn

mìmì dào cìdì guǎnglùn proper noun Ngak rim chenmo; Great Exposition of the Stages of Mantra
Domain: Buddhism 佛教 , Subdomain: Tibet
Notes: See 祕密道次第論 (Wikipedia '祕密道次第廣論')