TY - RPRT TI - Swarms of similar long-period earthquakes in the mantle beneath Mauna Loa Volcano AU - Paul G. Okubo AU - C.J. Wolfe PY - 2008 DO - 10.1016/j.jvolgeores.2008.09.007 UR - https://pubs.usgs.gov/publication/70032873 ID - 70032873 ER -