Discrete Approximations of Singularly Perturbed Systems. - Tzanko Donchev; Vasile Lupulescu (Numerical Methods and Applications, 2006)

Initial value problem for fuzzy differential equations under dissipative conditions. - Vasile Lupulescu (Inf. Sci., 2008)

On a class of fuzzy functional differential equations. - Vasile Lupulescu (Fuzzy Sets Syst., 2009)

On controllability and observability for a class of linear impulsive dynamic systems on time scales. - Vasile Lupulescu; Awais Younus (Math. Comput. Model., 2011)

Fuzzy delay differential equations. - Vasile Lupulescu; Umber Abbas (Fuzzy Optim. Decis. Mak., 2012)

Hukuhara differentiability of interval-valued functions and interval differential equations on time scales. - Vasile Lupulescu (Inf. Sci., 2013)

Fractional calculus and fractional differential equations in nonreflexive Banach spaces. - Ravi P. Agarwal; Vasile Lupulescu; Donal O'Regan; Ghaus ur Rahman (Commun. Nonlinear Sci. Numer. Simul., 2015)

Fractional calculus for interval-valued functions. - Vasile Lupulescu (Fuzzy Sets Syst., 2015)

Existence and uniqueness of solutions for random fuzzy fractional integral and differential equations. - Vasile Lupulescu; Le Si Dong; Ngo Van Hoa (J. Intell. Fuzzy Syst., 2015)

Solving interval-valued fractional initial value problems under Caputo gH-fractional differentiability. - Ngo Van Hoa; Vasile Lupulescu; Donal O'Regan (Fuzzy Sets Syst., 2017)

Interval Abel integral equation. - Vasile Lupulescu; Ngo Van Hoa (Soft Comput., 2017)

A note on initial value problems for fractional fuzzy differential equations. - Ngo Van Hoa; Vasile Lupulescu; Donal O'Regan (Fuzzy Sets Syst., 2018)

Existence of extremal solutions to interval-valued delay fractional differential equations via monotone iterative technique. - Ho Vu 001; Vasile Lupulescu; Ngo Van Hoa (J. Intell. Fuzzy Syst., 2018)

Impulsive Evolution Equations with Causal Operators. - Tahira Jabeen; Ravi P. Agarwal; Vasile Lupulescu; Donal O'Regan (Symmetry, 2020)

A new derivative concept for set-valued and fuzzy-valued functions. Differential and integral calculus in quasilinear metric spaces. - Vasile Lupulescu; Donal O'Regan (Fuzzy Sets Syst., 2021)

Neutral fuzzy fractional functional differential equations. - Nguyen Dinh Phu; Vasile Lupulescu; Ngo Van Hoa (Fuzzy Sets Syst., 2021)

Vector-valued functions on time scales and random differential equations. - Martin Bohner; Vasile Lupulescu; Donal O'Regan; Waqas Ali Azhar (Comput. Appl. Math., 2022)