TY - RPRT TI - Hawaiian Volcano Observatory; summary 93, part I; seismic data, January to December 1993 AU - J. S. Nakata AU - P. G. Okubo AU - A. H. Tomori AU - W. R. Tanigawa AU - T. Mattox AU - C. Heliker AU - Margaret Mangan PY - 1999 DO - 10.3133/ofr99415 UR - https://pubs.usgs.gov/publication/ofr99415 ID - ofr99415 ER -