@misc{calteches367, month = {March}, journal = {Engineering and Science}, volume = {40}, address = {Pasadena, CA}, number = {3}, year = {1977}, publisher = {California Institute of Technology}, editor = {Edward Hutchings, Jr.}, title = {Engineering and Science, Volume 40:3, March-April 1977.}, url = {https://resolver.caltech.edu/CaltechES:40.3.0} }