Basics
Imported print text
Ryujo Yamada, "The age the Prajñāpāramitā Sūtras were formed in" (summary), TDBKN 2, 1951, 1-2
Imported raw data
MB39 Ryujo Yamada, "The age the Prajñāpāramitā Sūtras were formed in" (summary), TDBKN 2, 1951, 1-2
Scholarship and Resources
Discipline scholarship