TY - RPRT TI - Ortho-to-para conversion in solid tritium. I. Theoretical models. AU - Y Cao AU - JR Gaines AU - PA Fedders AU - PC Souers PY - 1988 DO - 10.1103/physrevb.37.1474 UR - https://pubmed.ncbi.nlm.nih.gov/9944664/ ID - 9944664 ER -