Phisutthangkoon, N., Anchuen, P., Luangwilai, T. and Daungklang, P. 2026. Face Photo and Sketch Synthesis Using CycleGAN: The Role of Residual Blocks and Spectral Normalization. INTERNATIONAL SCIENTIFIC JOURNAL OF ENGINEERING AND TECHNOLOGY (ISJET). 10, 1 (May 2026), 84–95.