Shopa, Mykola, Nazar Ftomyn, and Yaroslav Shopa. 2026. “Study of the Optical Rotatory of Potassium Titanyl Phosphate Using the Advanced Dual-Wavelength Polarimetric Method”. Opto-Electronics Review 32 (4):e152682. https://doi.org/10.24425/opelre.2024.152682.