1.
Ahiakwo MJ, Ene MO. University first year chemistry students’ and teachers’ perception of difficulty of select topics in organic chemistry in rivers state of Nigeria. Afr. J. Chem. Edu [Internet]. 2022 Feb. 11 [cited 2026 Sep. 21];12(1):82-94. Available from: https://www.ajol.info/index.php/ajce/article/view/221314