The Scholarly Publishing and Academic Resources Coalition (SPARC) is an international alliance of academic and research libraries.

IDEAS is the largest bibliographic database dedicated to Economics and available freely on the Internet. Based on Research Papers in Economics (RePEc), which is a collaborative effort of hundreds of volunteers in many countries to enhance the dissemination of research in economics.

Gale is an American educational publishing company based in Farmington Hills, Michigan, west of Detroit. It has been a division of Cengage since 2007.