I. Kozmacs. "THE ORIGIN OF THE UDMURT DERIVATIONAL SUFFIX -SK." References: 4th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM2017, www.sgemvienna.org, SGEM2017 Conference Proceedings, ISBN 978-619-7105-95-7 / ISSN 2367-5659, March 28-31, Book3, Vol.1, 339-346 pp, DOI:10.5593/SGE (2017): 339-346. https://doi.org/10.5593/SGEMSOCIAL2017/HB31/S10.042