Vijay Kumar Tyagi , Dr.Surendra Pal. A Study Of Academic Achievement Of Secondary School Students, Studying Through Regular & Open Mode In Relation To Problem Solving. ldealistic Journal of Advanced Research in Progressive Spectrums (IJARPS) eISSN– 2583-6986 [Internet]. 2022 Dec. 31 [cited 2025 Mar. 12];1(12):16-24. Available from: https://journal.ijarps.org/index.php/IJARPS/article/view/85