@misc{calteches267,
         journal = {Engineering and Science},
           month = {October},
          volume = {31},
         address = {Pasadena, CA},
           title = {Engineering and Science, Volume 31:1, October 1967},
          editor = {Edward Hutchings, Jr.},
          number = {1},
       publisher = {California Institute of Technology},
            year = {1967},
             url = {https://resolver.caltech.edu/CaltechES:31.1.0}
}