TY - JOUR DO - 10.22161/jhed.8.4.6 UR - http://dx.doi.org/10.22161/jhed.8.4.6 TI - Enhancing the Teaching of Vietnamese Popular Songs to Mezzo-Soprano Students: Evidence from a University Music Program in Vietnam T2 - Journal of Humanities and Education Development AU - Lam, Do Thi PY - 2026 PB - AI Publications SP - 41-47 IS - 4 VL - 8 SN - 2581-8651 ER -