@misc{calteches81, volume = {5}, month = {April}, journal = {Engineering and Science}, number = {3}, publisher = {California Institute of Technology}, year = {1942}, title = {Engineering and Science, Volume 5:3, April 1942}, editor = {Hugh F. Colvin}, address = {Pasadena, CA}, url = {https://resolver.caltech.edu/CaltechES:5.3.0} }