Manuscripts (in English or in Bulgarian) should not exceed 20
standard pages in length. Articles should be accompanied by a
summary of size not exceeding 20 lines. Style should conform to that
of Publication Manual of the Psychological Association (APA), widely used
for such type of publication. The electronic submission of the
manuscripts (in word format) is preferable:

toshev@chem.uni-sofia.bg
bjsep@abv.bg