Miquel Rius

A four-valued modal logic arising from Monteiro's last algebras

Josep Maria Font, Miquel Rius, 1990, Proceedings of the Twentieth International Symposium on Multiple-Valued Logic.

An abstract algebraic logic approach to tetravalent modal logics

Josep Maria Font, Miquel Rius, J. M. Font, 2000, Journal of Symbolic Logic.

The vertex isoperimetric problem for the powers of the diamond graph

Oriol Serra, Sergei L. Bezrukov, Miquel Rius, 2008, Discret. Math..