Columbia subject headings:
Tripiṭaka. Sūtrapiṭaka. Prajñāpāramitā. Hr̥daya--Criticism, interpretation, etc.
Harvard subject headings:
Tripiṭaka. Sūtrapiṭaka. Prajñāpāramitā. Hṛdaya--Criticism, interpretation, etc.
Princeton subject headings:
Tripiṭaka. Sūtrapiṭak. Prajñāpāramitā. Hṛdaya--Criticism, interpretation, etc.