APA citiranje

Hradecký, P., & Rapprich, V. (2007). Historical Tephra-stratigraphy of the Cosigüina Volcano (Western Nicaragua).

Citación estilo Chicago

Hradecký, Petr, y Vladislav Rapprich. Historical Tephra-stratigraphy of the Cosigüina Volcano (Western Nicaragua). 2007.

MLA citiranje

Hradecký, Petr, y Vladislav Rapprich. Historical Tephra-stratigraphy of the Cosigüina Volcano (Western Nicaragua). 2007.

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