by Sako, M K, N'Guessan, Y, Andoh, HY, Koffi, PME, Gbaha, P, Sangare, M K
Published in Journal of applied sciences (Asian Network for Scientific Information) (15.12.2007)

by Rowland, Scott K., Lockwood, John P., Trusdell, Frank A., Moore, Richard B., Sako, Maurice K., Koyanagi, Robert Y., Kojima, George
Published in Journal of volcanology and geothermal research (15.08.2005)

by Delaney, Paul T., Fiske, Richard S., Miklius, Asta, Okamura, Arnold T., Sako, Maurice K.
Published in Science (American Association for the Advancement of Science) (16.03.1990)

by Trusdell, Frank A., Moore, Richard B., Sako, Maurice, White, Randall A., Koyanagi, Stuart K., Chong, Ramon, Camacho, Juan T.
Published in Journal of volcanology and geothermal research (15.08.2005)