The prominent study "Za makedonskite raboti" ("On Macedonian Matters") written by Krstè P. Misirkov, emphasizing the uniqueness of the Macedonian nation and language. He also makes an attempt to codify the Macedonian literary language, based on the central Macedonian dialect, as a means of national self-recognition of the Macedonian nation and the instrument against the foreign countries’ propaganda (Sofia, 1903)