TY  - RPRT
TI  - One dimensional periodic structures in space and time.
AU  - Z B Váradi
AU  - M T Beck
PY  - 1975
DO  - 10.1016/0303-2647(75)90045-3
UR  - https://pubmed.ncbi.nlm.nih.gov/239778/
ID  - 239778
ER  -