Second order duality for the variational problems under rho-(eta, theta)-invexity. - S. K. Padhan; Chandal Nahak (Comput. Math. Appl., 2010)

Higher-order symmetric duality in multiobjective programming problems under higher-order invexity. - S. K. Padhan; C. Nahak (Appl. Math. Comput., 2011)

Second- and higher-order generalised invexity and duality in mathematical programming. - S. K. Padhan; Chandal Nahak (Int. J. Math. Oper. Res., 2013)

Third order duality in nonlinear programming problems. - S. K. Padhan; Chandal Nahak (4OR, 2017)

Duality of variational problems with a new approach. - S. K. Padhan (RAIRO Oper. Res., 2018)

Application of Fixed Point Results on Rational F-Contraction Mappings to Solve Boundary Value Problems. - G. V. V. Jagannadha Rao; S. K. Padhan; Mihai Postolache (Symmetry, 2019)