@misc{1163571, author = {Peter P Viezbicke}, title = {NBS frequency and time broadcast services ::radio stations WWV, WWVH, WWVB, and WWVL}, year = {1974}, month = {1974-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.SP.236e1974}, language = {en}, }