Wang, Yilong, et al. “Investigating Methyl Substitution Position Effect on the ESIPT Process in 2-(2’-Hydroxyphenyl) Benzothiazole Derivatives”. World Scientific Research Journal, vol. 11, no. 6, June 2025, pp. 101-9, https://doi.org/10.6911/WSRJ.202506_11(6).0010.