Technical Documentation for Counterparty's Integration
• YooMoney to Merchant Integration Protocol: HTTP and Email Notifications
• Программный интерфейс (API) Сбербанка (ПИ (API) Сбербанка)
• The Format of the Daily Registry of Returned Transfers
• MWS Protocol: Return Procedures for Transfer Amounts and Transfer Cancellation Procedures
• Data Exchange Protocol: Payments for Digital Products in the YooMoney Service (.pdf)