TY  - RPRT
TI  - An atlas of solar flare effects observed on long VLF paths during 1961 
AU  - Chilton, C J
PY  - 1964
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 210
DO  - 10.6028/NBS.TN.210
ER  -