Mizuho Fushitani* and Takamasa Momose, A study on diffusion of H atoms in solid parahydrogen: Physics in Quantum Crystals, Low Temp. Phys. 29, (2003) [Fiz. Nizk. Temp. 29, 985-988, (2003)] DOI: https://doi.org/10.1063/1.1614182.