Marotta, Giuliano Sant’Anna, e Roberta Mary Vidotti. 2017. “DEVELOPMENT OF A LOCAL GEOID MODEL AT THE FEDERAL DISTRICT, BRAZIL, PATCH BY THE REMOVE-COMPUTE-RESTORE TECHNIQUE, FOLLOWING HELMERT’S CONDENSATION METHOD”. Boletim De Ciências Geodésicas 23 (3). https://revistas.ufpr.br/bcg/article/view/55446.