Rogale, D. and Knez, B. (1990) “Determination of Yield Factor of Nominal Speed of Sewing Machines and of Average Sewing Speed in Apparel Manufacture”, Tekstil, 39(11), pp. 661–667. Available at: https://www.tekstil.hist.hr/index.php/tekstil/article/view/656 (Accessed: 21 April 2026).