Velev, V. , Popov, A., Kyurkchiev, P. and Veleva, L. 2023. THERMO-MECHANICAL MODIFICATION OF AMORPHOUS POLYESTER FIBRES: III. STRUCTURE INVESTIGATIONS USING WIDE ANGLE X-RAY SCATTERING: THERMO-MECHANICAL MODIFICATION OF AMORPHOUS POLYESTER FIBRES: III. STRUCTURE INVESTIGATIONS USING WIDE ANGLE X-RAY SCATTERING. JOURNAL SCIENTIFIC AND APPLIED RESEARCH. 4, 1 (Mar. 2023), 235–240. DOI:https://doi.org/10.46687/jsar.v4i1.103.