| On some recent developments in Ulam′ s type stability N Brillouët-Belluot, J Brzdęk, K Ciepliński Abstract and applied analysis 2012 (1), 716936, 2012 | 226 | 2012 |
| Ulam stability of operators J Brzdek, D Popa, I Rasa, B Xu Academic Press, 2018 | 194 | 2018 |
| Hyperstability and superstability J Brzdęk, K Ciepliński Abstract and Applied Analysis 2013 (1), 401756, 2013 | 156 | 2013 |
| Fixed point theory and the Ulam stability J Brzdęk, L Cădariu, K Ciepliński Journal of function spaces 2014 (1), 829419, 2014 | 100 | 2014 |
| On a method of proving the Hyers-Ulam stability of functional equations on restricted domains J Brzdek The Australian Journal of Mathematical Analysis and Applications 6 (1), 1-10, 2009 | 89 | 2009 |
| A hyperstability result for the Cauchy equation J BRZDĘK Bulletin of the Australian Mathematical Society 89 (1), 33-40, 2014 | 88 | 2014 |
| Recent developments of the conditional stability of the homomorphism equation J Brzdęk, W Fechner, MS Moslehian, J Sikorska Banach journal of mathematical analysis 9 (3), 278-326, 2015 | 86 | 2015 |
| Functional Equations in Mathematical Analysis TM Rassias Springer, 2012 | 86 | 2012 |
| Remarks on hyperstability of the Cauchy functional equation J Brzdȩk Aequationes mathematicae 86, 255-267, 2013 | 81 | 2013 |
| Stability of additivity and fixed point methods J Brzdęk Fixed point theory and applications 2013, 1-9, 2013 | 69 | 2013 |
| The Gołab–Schinzel equation and its generalizations J Brzdek aequationes mathematicae 70 (1), 14-24, 2005 | 55 | 2005 |
| On Ulam’s type stability of the linear equation and related issues J Brzdęk, K Ciepliński, Z Leśniak Discrete Dynamics in Nature and Society 2014 (1), 536791, 2014 | 53 | 2014 |
| On a fixed point theorem in 2-Banach spaces and some of its applications J Brzdek, K CIEPLIŃSKI Acta mathematica scientia 38 (2), 377-390, 2018 | 50 | 2018 |
| Hyers-Ulam stability for linear equations of higher orders J Brzdęk, D Popa, B Xu Acta Mathematica Hungarica 120 (1-2), 1-8, 2008 | 50 | 2008 |
| Subgroups of the groupZn and a generalization of the Gołąb-Schinzel functional equation J Brzdęk aequationes mathematicae 43 (1), 59-71, 1992 | 46 | 1992 |
| A conditional exponential functional equation and its stability J Brzdęk, J Sikorska Nonlinear Analysis: Theory, Methods & Applications 72 (6), 2923-2934, 2010 | 44 | 2010 |
| Stability of the equation of the p-Wright affine functions J Brzdȩk Aequationes mathematicae 85, 497-503, 2013 | 43 | 2013 |
| A note on stability of additive mappings J Brzdek Stability of mappings of Hyers-Ulam type, 19-22, 1994 | 43 | 1994 |
| Remarks on stability of some inhomogeneous functional equations J Brzdęk Aequationes mathematicae 89, 83-96, 2015 | 42 | 2015 |
| On approximate solutions of some delayed fractional differential equations J Brzdęk, N Eghbali Applied Mathematics Letters 54, 31-35, 2016 | 39 | 2016 |
