Sharobiddinov Saydullo O’ktamjon’son, и Rajapboyev Azimjon Nosirjon’s son. «ENERGY CONSERVATION RESEARCH OF LOW POWER SYNCHRONOUS ENGINES». Tadqiqotlar, т. 38, вып. 8, май 2024 г., сс. 50-54, https://tadqiqotlar.uz/new/article/view/3407.