Articles in Scholarly Journals [Incomplete List]

1. Works on functional equations and inequalities in several variables — XXI
   Aequationes mathematicae, vol. 74, no. 1-2, pp. 158–200, 2007
2. Chaotic spatial bifurcation by complex coupling
   Chaos: An Interdisciplinary Journal of Nonlinear Science, vol. 17, no. 2, p. 023103, 2007
3. Elementary remarks on Ulam–Hyers stability of linear functional equations
   Journal of Mathematical Analysis and Applications, vol. 328, no. 1, pp. 109–118, 2007
4. International Journal of Bifurcation and Chaos [in Applied Sciences and Engineering], vol. 16, no. 3, p. 741, 2006
5. International Journal of Bifurcation and Chaos, vol. 16, no. 8, p. 2207, 2006
6. Various notions of chaos for discrete dynamical systems. A brief survey
   Aequationes mathematicae, vol. 70, no. 1-2, pp. 1–13, 2005
7. Triangular maps with all periods and no infinite ?-limit set containing periodic points?
   Topology and its Applications, vol. 153, no. 5-6, pp. 818–832, 2005
8. Comments on the core of the direct method for proving Hyers?Ulam stability of functional equations
   Journal of Mathematical Analysis and Applications, vol. 295, no. 1, pp. 127–133, 2004
9. Works on functional equations and inequalities in several variable - XIX
   Aequationes Mathematicae, vol. 55, no. 1-2, pp. 177–198, 1998
10. A system of functional equations related to plurality functions. A method for the construction of the solutions
    Aequationes Mathematicae, vol. 52, no. 1, pp. 135–156, 1996
11. Bibliography
    Aequationes Mathematicae, vol. 51, no. 1-2, pp. 181–205, 1996
12. A system of functional equations related to plurality functions. A method for the construction of the solutions
    Aequationes Mathematicae, vol. 51, no. 3, pp. 328–328, 1996
13. Hyers-Ulam stability of functional equations in several variables
    Aequationes Mathematicae, vol. 50, no. 1-2, pp. 143–190, 1995
14. On a general Hyers-Ulam stability result
    International Journal of Mathematics and Mathematical Sciences, vol. 18, no. 2, pp. 229–236, 1995
15. An Iterative Method for Solving a System of Functional Equations
    Advances in Mathematics, vol. 105, no. 2, pp. 111–161, 1994
16. On an alternative cauchy equation in two unknown functions. Some classes of solutions
    Aequationes Mathematicae, vol. 42, no. 1, pp. 271–295, 1991
17. The general solution of a functional equation in two variables
    Aequationes Mathematicae, vol. 29, no. 1, pp. 7–13, 1985
18. On an alternative functional equation related to the Cauchy equation
    Aequationes Mathematicae, vol. 24, no. 1, pp. 119–120, 1982
19. On an alternative functional equation related to the Cauchy equation
    Aequationes Mathematicae, vol. 24, no. 1, pp. 195–206, 1982
20. A method for solving a conditional cauchy equation on abelian groups
    Annali di Matematica Pura ed Applicata, vol. 127, no. 1, pp. 79–99, 1981