- Valdemar Axel Roldan
(b ?Córdoba, before ?1945). Argentine composer and teacher. After study at Córdoba University and Conservatory, she studied with César Franchisena, Zlatko Topolsky, Nicolás Alfredo Alessio, Alfredo Luis Nihoul, Ornella Devoto and Francisco Kroepfl. Castillo has dedicated herself primarily to composition and to the dissemination of 20th-century music. Considered a pioneer in the production of electro-acoustic music in Argentina, her works have been performed in many national and international festivals and congresses. She began to create ...