Kim, S.S. and Kim, G.Y. 2016. A FIXED POINT APPROACH TO THE STABILITY OF GENERAL QUADRATIC EULER-LAGRANGE FUNCTIONAL EQUATIONS IN INTUITIONISTIC FUZZY SPACES. JOURNAL OF ADVANCES IN PHYSICS. 12, 4 (Dec. 2016), 4430–4436. DOI:https://doi.org/10.24297/jap.v12i4.4424.