Estrella, H. F. (2003). SPAC: An alternative method to estimate earthquake site effects in Mexico City. Universidad Nacional Autónoma de México.
Cita Chicago Style (17a ed.)Estrella, Hortencia Flores. SPAC: An Alternative Method to Estimate Earthquake Site Effects in Mexico City. Universidad Nacional Autónoma de México, 2003.
Cita MLA (9a ed.)Estrella, Hortencia Flores. SPAC: An Alternative Method to Estimate Earthquake Site Effects in Mexico City. Universidad Nacional Autónoma de México, 2003.
Precaución: Estas citas no son 100% exactas.