Sumarokov, V. V. .; Dolbin, A. V. .; Jeżowski, A. .; Szewczyk, D. .; Gnida, D. .; Vinnikov, N. A. .; Bagatskii, M. I. . Measurements on the Heat Capacity of Thermal Reduced Graphene Oxide down to 0.3 K. Fiz. Nizk. Temp. 2023, 50, 195–197.