Mathematical Programming Problems Governed by Nonlinear Elliptic PDEs. - M. D. Voisei (SIAM J. Optim., 2007)

Maximal monotonicity criteria for the composition and the sum under weak interiority conditions. - M. D. Voisei; Constantin Zalinescu (Math. Program., 2010)

Counterexamples to a triality theorem in "Canonical dual least square method". - M. D. Voisei; Constantin Zalinescu (Comput. Optim. Appl., 2011)

Counterexamples to some triality and tri-duality results. - M. D. Voisei; Constantin Zalinescu (J. Glob. Optim., 2011)

Counterexamples to a triality theorem for quadratic-exponential minimization problems. - M. D. Voisei; Constantin Zalinescu (Math. Methods Oper. Res., 2013)