JSTOR This link opens in a new windowJSTOR is an electronic archive of journals, e-books, and primary source material from a range of disciplines. The UNO Library has access to all JSTOR journals (over 2,500 titles) and primary source collections, as well as selected e-books. Note: JSTOR journal archives generally begin with the first volume of the journal but do not include current volumes (from the past three to six years).