@mastersthesis{mastersthesis3b10b076,
title   = {Um teorema de comparacao e aplicacoes geometricas},
author = {Alves, Sergio and Harle, Carlos Edgard},
year = {1976},
doi = {10.11606/D.45.1976.tde-20210728-231901},
school = {Universidade de São Paulo}
}