TY - RPRT TI - Heat capacity measurements on structure I and II pure hydrates at low pressures and below room temperature : Final report (October 1981 - September 1982 AU - Callanan, J E AU - Sloan, E D PY - 1982 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 83-1682 DO - 10.6028/NBS.IR.83-1682 ER -