Maps and Nations

Selectively indexes and abstracts the geoscience literature of the world including journal articles, books, maps, conference papers, reports, theses and dissertations. Coverage for North America is 1785 to the present; coverage for the rest of the world is from 1933 to the present.

Provides full-text access to approximately 2,400 journals, and 9,200 of e-books published by Elsevier. Indexes and abstracts articles from more than 1,800 journals in the life, physical, medical, technical, and social sciences.

Provides full image access to a comprehensive archive of over 2,000 scholarly journals over 200 of which have complete backfiles. Nearly 40 subject areas are represented in the arts, humanities, social sciences, and sciences. New subjects and titles are added regularly. Links to the most recent issues of some journals are available through Project MUSE.

Provides the searchable full text and full images of e-book collections from university presses and approximately 380 journals published by scholarly presses, including Johns Hopkins University Press. Subject areas include math, science, humanities, and social sciences. Provides links to back issues of 29 journals archived in the JSTOR collection.

Provides citations and full-image access to doctoral dissertations and master's theses from more than 1,000 graduate schools and universities. Abstracts are provided for dissertations beginning in 1980 and for master's theses beginning in 1988. Full-image PDFs are available for most titles published since 1997 and a limited number of titles previous to 1997. Coverage is from 1861 to the present. Print equivalent is Dissertation Abstracts.

Indexes and abstracts over 1,400 international journals in political science and related fields, including international relations, law, public administration, and public policy.