Trakia journal of sciences.
Trakiĭski universitet.
Stara Zagora, Bulgaria : Trakia University
Refereed/Peer-reviewed
Vol. 1, no. 1 (Feb. 2003); title from HTML contents (publisher's Web site, viewed July 20, 2009).
Vol. 7, no. 2 (2009) (viewed July 20, 2009).
Medical sciences
Social sciences
Medical sciences.
Social sciences.