Petrova, Krasimira, Krasimira  Aleksova & Petya  Osenova, ???-?? . 2003. Electronic Resources of Slavic Languages - an Overview. Electronic Description and Edition of Slavic Sources. International Conference. (Electronic Description And Edition Of Slavic Sources. International Conference). Pomorie, Bulgaria, 24-26 September 2002: Boyan Penev.