BEGUM, H.; HELALI, M. A way to reduce friction between ring and traveller of a ring spinning frame. Bangladesh Journal of Scientific and Industrial Research, [S. l.], v. 47, n. 4, p. 421–426, 2013. DOI: 10.3329/bjsir.v47i4.14072. Disponível em: https://banglajol.info/index.php/BJSIR/article/view/14072. Acesso em: 27 sep. 2024.