A lexicographical compromise method for multiple criteria group decision problems with imprecise information. - Ignacio Contreras; Amparo M. Mármol (Eur. J. Oper. Res., 2007)

Stable Rankings in Collective Decision Making with Imprecise Information. - Ignacio Contreras; Miguel A. Hinojosa; Amparo M. Mármol (ADT, 2009)

New approach for the assignment of new European agricultural subsidies using scores from data envelopment analysis: Application to olive-growing farms in Andalusia (Spain). - Antonio F. Amores; Ignacio Contreras (Eur. J. Oper. Res., 2009)

A DEA analysis of risk, cost, and revenues in insurance. - M. M. Segovia-Gonzalez; Ignacio Contreras; Cecilio Mar-Molinero (J. Oper. Res. Soc., 2009)

Emphasizing the rank positions in a distance-based aggregation procedure. - Ignacio Contreras (Decis. Support Syst., 2011)

A DEA-inspired procedure for the aggregation of preferences. - Ignacio Contreras (Expert Syst. Appl., 2011)

Ranking Alternatives in Group Decision-Making with Partial Information: A Stable Approach. - Ignacio Contreras; Miguel A. Hinojosa; Amparo M. Mármol (Consensual Processes, 2011)

Constructing a composite indicator with multiplicative aggregation under the objective of ranking alternatives. - F. J. Blancas; Ignacio Contreras; José M. Ramírez Hurtado (J. Oper. Res. Soc., 2013)

Response to Viewpoint: On constructing a composite indicator with multiplicative aggregation and the avoidance of zero weights in DEA. - Ignacio Contreras; F. J. Blancas; José M. Ramírez Hurtado (J. Oper. Res. Soc., 2014)

An assessment of the efficiency of Spanish schools: evaluating the influence of the geographical, managerial, and socioeconomic features. - M. M. Segovia-Gonzalez; Carlota Dominguez; Ignacio Contreras (Int. Trans. Oper. Res., 2020)

A DEA cross-efficiency approach based on bargaining theory. - Ignacio Contreras; Sebastián Lozano 001; Miguel A. Hinojosa (J. Oper. Res. Soc., 2021)

A note on "The cross-efficiency in the optimistic-pessimistic framework". - Ignacio Contreras; Miguel A. Hinojosa (Oper. Res., 2021)

A bargaining approach to determine common weights in DEA. - Ignacio Contreras; Sebastián Lozano 001; Miguel A. Hinojosa (Oper. Res., 2021)

Centralized production planning using reference operating points: application to fossil fuel power plants. - Sebastián Lozano 001; Ignacio Contreras (INFOR Inf. Syst. Oper. Res., 2023)

Target setting using an enhanced inverse DEA approach: application to Spanish universities. - Sebastián Lozano 001; Ignacio Contreras (J. Oper. Res. Soc., 2024)