@Article{ GARCÍA_Ojeda_SÁNCHEZ-ROSELLY:111-122,
author = { PEDRO ABELARDO GARCÍA SÁNCHEZ and Ignacio Ojeda and ALFREDO SÁNCHEZ-ROSELLY NAVARRO } ,
title = { Factorization invariants in half-factorial affine semigroups },
journal = { International Journal of Algebra and Computation },
year = { 2013 },
volume = { 23 },
pages = { 111-122 },
doi = { http://www.worldscientific.com/doi/abs/10.1142/S0218196713500033 },
}