The integrated uncapacitated lot sizing and bin packing problem Natã Goulart, Thiago F. Noronha, Martin G. Ravetti and Mauricio C. de Souza RAIRO-Oper. Res., 55 3 (2021) 1197-1212 Published online: 11 May 2021 DOI: 10.1051/ro/2021049