White, Randall A.; Harlow, David H.; Alvarez, Salvador (1 серпня 1987). The San Salvador Earthquake of October 10, 1986—Seismological Aspects and Other Recent Local Seismicity. Earthquake Spectra. 3 (3): 419—434. doi:10.1193/1.1585439. ISSN8755-2930.
White, Randall A.; Harlow, David H.; Alvarez, Salvador (1 серпня 1987). The San Salvador Earthquake of October 10, 1986—Seismological Aspects and Other Recent Local Seismicity. Earthquake Spectra. 3 (3): 419—434. doi:10.1193/1.1585439. ISSN8755-2930.