@article{article6e764c45, title = {Magnetic structure of toroidal helical fields in tokamaks}, author = {Monteiro, Luiz Henrique Alves and Okano, V and Kucinski, M Y and Caldas, IberĂȘ Luiz}, year = {1994}, doi = {10.1016/0375-9601(94)00606-7}, journal = {Physics Letters a} }