1. THE SYMBIOSIS BETWEEN MICROTONALITY AND SPRECHGESANG IN PSALM 124 BY ION COŢOFAN. Authors: AUREL MURARU.2. THE SACRED IN THE CHORAL WORKS OF DRAGOŞ ALEXANDRESCU. Authors: AUREL MURARU.3. CHORAL INTONATION AND TUNING IN PLURIVOCAL MUSIC. Authors: AUREL MURARU.4. THE ROLE OF FACIAL EXPRESSIONS IN THE ART OF MUSICAL CONDUCTING. Authors: AUREL MURARU.