On the uniqueness of the yolk. - Mathieu Martin; Zéphirin Nganmeni; Craig A. Tovey (Soc. Choice Welf., 2016)

Dichotomous multi-type games with a coalition structure. - Sébastien Courtin; Zéphirin Nganmeni; Bertrand Tchantcho (Math. Soc. Sci., 2017)

The Owen and Shapley spatial power indices: A comparison and a generalization. - Mathieu Martin; Zéphirin Nganmeni; Bertrand Tchantcho (Math. Soc. Sci., 2017)

The finagle point might not be within the ϵ-core. - Mathieu Martin; Zéphirin Nganmeni (Oper. Res. Lett., 2019)

A note on the finesse point. - Mathieu Martin; Zéphirin Nganmeni (Oper. Res. Lett., 2020)

Dominance in spatial voting with imprecise ideals. - Mathieu Martin; Zéphirin Nganmeni; Craig A. Tovey (Soc. Choice Welf., 2021)

The finagle point is close to the yolk. - Zéphirin Nganmeni; Craig A. Tovey (Oper. Res. Lett., 2023)