Editorial board

Journal of  Operator Theory (or here) (diamond open access up to a moving wall of 5 years)

Proceedings of the Romanian Academy. Series A: Mathematics, Physics, Technical Sciences, Information Science (diamond open access)

Bulletin Mathématique de la Société des Sciences Mathématiques de Roumanie (diamond open access)

 Scientific Annals of the Alexandru Ioan Cuza University - Mathematics (diamond open access)