@misc{1163641, author = {Brian Dickens and Walter E Brown}, title = {The crystal structure of CaCO sub 3 . 6H sub 2 O at -120 degrees C ::progress report}, year = {1968}, month = {1968-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.9985}, language = {en}, }