Volume 24: Special volume for Proceedings of Directions in Matrix Theory Conference, Coimbra. Special editors: Oskar Maria Baksalary, C.M. da Fonseca and Shmuel Friedland.

Deadline for submission: November 30, 2011.

Volume 25:  Special volume for Proceedings of MatTriad 2011.

Special editors: Oskar Maria Baksalary, Ljiljana Cvetković, Simo Puntanen  and Natália Bebiano.

Deadline for submission: November 30, 2011