Europhysics Letters (EPL)The 2D Ising square lattice with nearest- and next-nearest-neighbor interactionsHarold J. W. ZandvlietPublished May 29, 2006• 11 citationsPublisherAbstractErratum of Europhys. Lett. 73 (5) p. 747DOI10.1209/epl/i2006-10073-1