Используйте приложение APKPure
Историческую версию UBSM можно получить на Android
Приложение eReader для чтения файлов EPUB и PDF.
A reading application for reading EPUB and PDF files made available by Libraries using ELIB system. ELIB eReader is a generic application that is used to read eBooks which are borrowed by ELIB websites of the lending libraries. ELIB eReader supports libraries in many categories right from school, to municipal, and country library.