Литература о проблеме Коль Иша огромна, см. напр. D. Golinkin, “KOL B’ISHAH ERVAH” – IS IT REALLY FORBIDDEN FOR JEWISH MEN TO LISTEN TO WOMEN SINGING? http://www.schechter.edu/responsa.aspx?ID=62; H. Jachter, The Parameters of Kol Isha. https://www.jofa.org/node/1762; M. Shapiro, Answers to Quiz Questions and Other Comments, part 1. http://seforim.blogspot.co.il/2012/02/answers-to-quiz-questions-and-other.html.
