“RO-VIBRATIONAL PARTITION FUNCTION AND MEAN THERMAL ENERGY OF THE IMPROVED WEI OSCILLATOR”. FUDMA JOURNAL OF SCIENCES 5, no. 1 (June 28, 2021): 261–270. Accessed September 8, 2025. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/564.