TY  - RPRT
TI  - Strengthened lower bound on definite decoding minimum distance for periodic convolutional codes
AU  - Costello, D. J., Jr.
AU  - Morrissey, T. N., Jr.
PY  - 1971
UR  - https://ntrs.nasa.gov/citations/19710045061
ID  - 19710045061
ER  -