The influence of entropy and neutrinos on the properties of protoneutron stars Xueling Mu, Bin Hong, Xia Zhou, Guansheng He and Zhongwen Feng Eur. Phys. J. A, 58 4 (2022) 76 Published online: 26 April 2022 DOI: 10.1140/epja/s10050-022-00721-x