Katsuki, H., Fushitani, M., & Momose, T. (2003). Quantum property of solid hydrogen as revealed by high-resolution laser spectroscopy: Spectroscopy in Cryocrystals and Matrices. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, 29(9-10), 1093–1100. https://doi.org/10.1063/1.1619353