TOCHO, CLAUDIA, SILVIA MIRANDA, MARIA CRISTINA PACINO, e RENE FORSBERG. 2008. “PRELIMINARY GEOID MODEL IN SAN JUAN PROVINCE: A CASE STUDY IN THE ANDES”. Boletim De Ciências Geodésicas 14 (3). https://doi.org/10.5380/bcg.v14i3.12561.