TY  - RPRT
TI  - The geologic importance of the lime-secreting algae, with a description of a new travertine-forming organism
AU  - M.A. Howe
PY  - 1932
DO  - 10.3133/pp170e
UR  - https://pubs.usgs.gov/publication/pp170E
ID  - pp170E
ER  -