@misc{calteches51,
          volume = {37},
           month = {January},
         journal = {Engineering and Science},
       publisher = {Calfornia Institute of Technology},
            year = {1974},
          number = {7},
           title = {Engineering and Science, Volume 37:7, June 1974},
          editor = {Edward Hutchings, Jr.},
         address = {Pasadena, CA},
             url = {https://resolver.caltech.edu/CaltechES:37.7.0}
}