TY  - GEN
AU  - Chi, M.
AU  - Laura, P.A.
TI  - Approximate method of determining the cutoff frequencies of wave guides of arbitrary cross section
PY  - 1964///
KW  - MICROWAVES
N1  - Photocopy (BLLD)- IEEE Transactions on Microwave Theory and Techniques, March 1964
ER  -