FURTER, Richard; FREY, Manfred. Analysis of the spinning process by measuring the number and size of knots. Tekstil, "Zagreb, Croatia", v. 40, n. 12, p. 597–600, 1991. Disponível em: https://tekstil.hist.hr/index.php/tekstil/article/view/831. Acesso em: 20 apr. 2026.