Velev, V. ., Arhangelova, N., Nedeva, D. ., Stoyanova, Z. and Popov, A. . (2023) “HEAT – MECHANICALLY INDUCED STRUCTURE DEVELOPMENT IN PARTIALLY CRYSTALLINE POLYESTER FIBERS. INFLUENCE OF THE MECHANICAL STRESS: HEAT – MECHANICALLY INDUCED STRUCTURE DEVELOPMENT IN PARTIALLY CRYSTALLINE POLYESTER FIBERS. INFLUENCE OF THE MECHANICAL STRESS”, JOURNAL SCIENTIFIC AND APPLIED RESEARCH, 13(1), pp. 52–57. doi: 10.46687/jsar.v13i1.239.