Azrin, N. H., & Foxx, R. M. (1971)
Various (e.g., Mochizuki, H., or Yamada, Y. in Japanese Journal of Behavior Analysis ).
The most famous and frequently cited academic paper on this subject is: Title: Toilet training the retarded: A rapid program for day and nighttime independent toileting.
An examination of the 'Oshikko Sensei' procedure in a Japanese special needs classroom: Modifications to the Azrin-Foxx rapid toilet training method.