![[j]karef](/image/layout_set_logo?img_id=90291&t=1552917699024)
Pay-Per-Read: Dissemination wissenschaftliche Publikationen an ein breites Publikum.
Pay Per Read is an app-based micropayment system for premium content. With PPR, publishers allow their readers to have limited time access to paid content.
Pay-Per-Read: Dissemination wissenschaftliche Publikationen an ein breites Publikum.
Pay Per Read is an app-based micropayment system for premium content. With PPR, publishers allow their readers to have limited time access to paid content.
