Ortiz Arellano J. Musicians of the National Symphony Orchestra: strategies for permanence and mobility of positions in the profession of orchestral performer in Paraguay. Kera Yvoty [Internet]. 2023 Dec. 29 [cited 2025 Apr. 3];8(2):1-17. Available from: https://revistascientificas.una.py/index.php/kerayvoty/article/view/3750