TY - JOUR AU - John Hall AU - R. Schumacher BT - Physical Review DA - Jan-09-1962 DO - 10.1103/PhysRev.127.1892 PY - 1962 SP - 1892 EP - 1912 T2 - Physical Review TI - Electron Spin Resonance of Hydrogen Atoms in CaF2 VL - 127 SN - 0031-899X ER -