SINGH, C. S. Measurement of "Tone" - A Technical Aspect. Journal of Informatics and Mathematical Sciences, [S. l.], v. 2, n. 1, p. 23–34, 2010. DOI: 10.26713/jims.v2i1.24. Disponível em: http://rgnpublications.com/journals/index.php/jims/article/view/24. Acesso em: 23 nov. 2024.