@Book{1178630951,
author="Williams, Howel
and McBirney, Alexander R.
and Dengo, Gabriel",
title="Geologic reconnaissance of southeastern Guatemala",
series="University of California publications in geological sciences 50",
year="1964",
publisher="Univ. of California Pr.",
address="Berkeley",
note="by Howel Williams, A. R. McBirney, and Gabriel Dengo",
note="Archivierung pr{\"u}fen 20211112 DE-640 2 pdager",
language="English"
}