@misc{indiciae3ab4cbb22e3c, title = {Occurrence and development of ground water in permafrost regions}, author = {Dagfin John Cederstrom and Paul McKelvey Johnston and Seymour Subitzky}, year = {1953}, doi = {10.3133/cir275}, url = {https://pubs.usgs.gov/publication/cir275}, note = {Source identifier: cir275} }