TY - RPRT TI - Rotational seismology: AGU session, working group, and website AU - William H.K. Lee AU - Heiner Igel AU - Maria I. Todorovska AU - John R. Evans PY - 2007 DO - 10.3133/ofr20071263 UR - https://pubs.usgs.gov/publication/ofr20071263 ID - ofr20071263 ER -