@mastersthesis{mastersthesis20b6d6e2,
title   = {Campos ressonantes helicoidais em tokamaks},
author = {Okano, Valdir and Caldas, Iberê Luiz},
year = {1990},
doi = {10.11606/D.43.1990.tde-20052014-135521},
school = {Universidade de São Paulo}
}