Biology

More than 70,000 new full-text dissertations and theses are added to the database each year through dissertations publishing partnerships with 700 leading academic institutions worldwide.

Each dissertation published since July 1980 includes a 350-word abstract written by the author. Master's theses published since 1988 include 150-word abstracts.

Simple bibliographic citations are available for dissertations dating from 1637. Where available, Dissertations and Theses with Full Text provides 24-page previews of dissertations and theses.

NetLibrary provides access to electronic books (eBooks), including reference books, scholarly monographs, publications of many university presses, and consumer books that have been converted into digital format. It is possible to perform full-text searches of a single eBook, search thousands of volumes simultaneously, browse topic categories, or read eBooks directly online. There is no checkout period for NetLibrary eBooks.

OAIster is a union catalog of more than 19 million digital resources from over 1,000 organizations developed by the University of Michigan and harvested using OAI-PMH (the Open Archives Initiative Protocol for Metadata Harvesting). Digital resources in OAIster include items such as:

-Digitized (i.e., scanned) books and articles
-Born-digital texts
-Audio files (e.g., wav, mp3)
-Images (e.g., tiff, gif)
-Movies (e.g., mp4, quicktime)
-Datasets (e.g., downloadable statistics files)