TY - RPRT TI - A thermodynamic surface for the critical region of ethylene AU - Kamgar-Parsi, B AU - Levelt Sengers, J M H AU - Olchowy, G A AU - Sengers, J V PY - 1984 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS TN 1189 DO - 10.6028/NBS.TN.1189 ER -