Trajkova, N. (2014). The Educational Process in Mastering and Developing Pianistic Technique through Performance of Modern Pieces for Intermediate and Advanced Level Students. International Journal of Sciences: Basic and Applied Research (IJSBAR), 13(1), 357–365. Retrieved from https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/1996