@article{article1a379782,
title   = {On the equivalence of different landau expansions},
author = {Carneiro, Carlos Eugenio Imbassahy and Henriques, Vera Bohomoletz and Salinas, Silvio Roberto de Azevedo},
year = {1989},
doi = {10.1016/0378-4371(89)90557-8},
journal   = {Physica a}
}