TY - RPRT TI - Note: Rotaphone, a new self-calibrated six-degree-of-freedom seismic sensor AU - Johana Brokesova AU - Jiri Malek AU - John R. Evans PY - 2012 DO - 10.1063/1.4747713 UR - https://pubs.usgs.gov/publication/70047069 ID - 70047069 ER -