TY - GEN ID - calteches35 AV - public UR - https://resolver.caltech.edu/CaltechES:37.4.0 CY - Pasadena, CA TI - Engineering and Science, Volume 37:4, February 1974 Y1 - 1974/01/01/ PB - Calfornia Institute of Technology SN - 0013-7812 ER -