Theoria et Historia Scientiarum (ISSN: 0867-4159) is an international academic journal, published annually by the Nicolaus Copernicus University since 1991. More recently, the thematic scope of the journal has been Cognitive Science, broadly construed.
THS is an open access journal, and starting with volume 9, full texts of all papers are available free of charge.
ERIHPLUS (approved 2015, previously ERIH)
Electronic distribution by the Nicolaus Copernicus University Press