A slacks-based measure approach for efficiency decomposition in multi-period two-stage systemsSamaneh Esfidani, Farhad Hosseinzadeh Lotfi, Shabnam Razavyan and Ali EbrahimnejadRAIRO-Oper. Res., 54 6 (2020) 1657-1671DOI: https://doi.org/10.1051/ro/2019113
