Cita APA

Bustillos A., J., Romero, J. E., Troncoso, L., & Guevara C., A. (2015). Tephra fall at Tungurahua Volcano (Ecuador) – 1999-2014: An Example of Tephra Accumulation from a Long-lasting Eruptive Cycle.

Citación estilo Chicago

Bustillos A., Jorge, Jorge E. Romero, Liliana Troncoso, y Alicia Guevara C. Tephra Fall At Tungurahua Volcano (Ecuador) – 1999-2014: An Example of Tephra Accumulation From a Long-lasting Eruptive Cycle. 2015.

Cita MLA

Bustillos A., Jorge, Jorge E. Romero, Liliana Troncoso, y Alicia Guevara C. Tephra Fall At Tungurahua Volcano (Ecuador) – 1999-2014: An Example of Tephra Accumulation From a Long-lasting Eruptive Cycle. 2015.