Yi, H. .; Roongruang , P. .; Kongkumnerd, T. . The Applying Vocal Stage Performance for Teaching the Senior Vocal Music Students in Hui Zhou University of Guangdong in China: A Case Study of Chinese Operetta “Zai Bie Kang Qiao (Saying Good-bye to Cambridge again)”. JRKSA 2023, 8, 107-117.