phanla, vilakone, vilakone PHANLA, pheng HER, and mongkhoun VATTHANA. 2026. “The Effects of Regional Comprehensive Economic Partnership on Trade Openness of Lao PDR”. Souphanouvong University Journal Multidisciplinary Research and Development 12 (02):64-74. https://doi.org/10.69692/SUJMRD120264.