[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Polity, Pleasure & Law](https://indike.org/pramana/in.niti) › [Law and Social-Religious Duty](https://indike.org/pramana/in.niti.dharma) › [Vows and festivals](https://indike.org/pramana/in.niti.dharma.vrata) › Vratakalanirnaya (Adityasuri) # Vratakalanirnaya (Adityasuri) (Vratakālanirṇaya (Ādityasūri)) व्रतकालनिर्णय (आदित्यसूरि) - **Language:** Sanskrit - **Date:** 0–1800 CE - **Author:** [Ādityasūri](https://indike.org/pramana/person/adityasuri) - **Text:** not yet digitised (catalogue entry) --- Source: [https://indike.org/pramana/in.niti.dharma.vrata.vratakalanirnaya-adityabhatta](https://indike.org/pramana/in.niti.dharma.vrata.vratakalanirnaya-adityabhatta) · Pramāṇa