FAZAKAS Ádám S. THE EVOLUTION AND TECHNICAL REFINEMENT OF THE HARMONIUM IN THE 19ᵗʰ AND 20ᵗʰ CENTURIES. Studia UBB Musica [Internet]. 2026 Jun. 26 [cited 2026 Jun. 29];71(1):279-92. Available from: https://studia.reviste.ubbcluj.ro/index.php/subbmusica/article/view/10509