Jančev, S., & 		Karamačoska, B.
2017 Dec 21.  Mass-spectrometric examinations (δ34S) of different baryte, pyrite, galena, sphalerite samples from the ore occurrences in the mixed series at Nežilovo village, Macedonia. Acta Musei Macedonici Scientiarum Naturalium. [Online] 20:1