TY  - RPRT
TI  - Geophysical abstracts 135, October-December 1948
AU  - V.L. Skitsky
AU  - S.T. Vesselowsky
PY  - 1948
DO  - 10.3133/b959d
UR  - https://pubs.usgs.gov/publication/b959D
ID  - b959D
ER  -