Abstract：Integrated Digital Library System for Long Documents and their Elements We describe a next-generation integrated Digital LibraryDLsystem that addresses the numerous goals associated with long documents such as Electronic Theses and DissertationsETDsOur extensible workflow-centric design supports a variety of userspe Library AutomationRetrieval and Indexing This abstract describes a next-generation digital library system that considers numerous goals related to long documents such as electronic theses and dissertationsETDsThe system uses natural language processingdeep learninginformation retrievaland software engineering methods to provide a range of servicesincluding various analysesdetectionextractionclassificationsummarizationand topic modeling of ETDsThe systems workflow can connect various services and their APIsproviding access through a user interfaceThe approach aims to provide better access to ETDs and their content for users