Editorial Boards

•  Informatics and Mathematics journal, published by the Research Group of Education, editor (1987-89)

•  Research Centre in Educational Informatics Bulletin , published by RCEI, Sofia, editor (1989-1991)

•  Mathematics plus , published by the Institute of Mathematics and Informatics, BAS

•  Mathematics and Informatics Quarterly journal, published by Science, Culture & Technology Publishing , Singapore , co-editor


•  Mathematics and Informatics journal published by the Bulgarian Ministry of Education, co-editor

•  International Journal of Computers for Mathematical Learning , Kluwer Academiv Publishers,co-editor

Serdica Journal of Computing – co-editor