Almeida Jorge; Ésik Zoltán; Pin Jean-Éric: Commutative positive varieties of languages. In: Acta cybernetica, (23) 1. pp. 91-111. (2017)
Ésik Zoltán; Kuich Werner: Continuous semiring-semimodule pairs and mixed algebraic systems. In: Acta cybernetica, (23) 1. 061-079. (2017)
Ésik Zoltán; Fahrenberg Uli; Legay Axel; Quaas Karin: An algebraic approach to energy problems I - continuous Kleene ω-algebras ‡. In: Acta cybernetica, (23) 1. pp. 203-228. (2017)
Ésik Zoltán; Fahrenberg Uli; Legay Axel; Quaas Karin: An algebraic approach to energy problems II - the algebra of energy functions. In: Acta cybernetica, (23) 1. pp. 229-268. (2017)
Ésik Zoltán; Fülöp Zoltán: In memory of professor Ferenc Gécseg. In: Acta cybernetica, (22) 2. pp. 243-246. (2015)
Csuhaj-Varjú Erzsébet; Ésik Zoltán: Preface. In: Acta cybernetica, (19) 2. pp. 441-443. (2009)
Ésik Zoltán: Preface. In: Acta cybernetica, (17) 4. p. 663. (2006)
Ésik Zoltán; Ito Masami: Temporal logic with cyclic counting and the degree of aperiodicity of finite automata. In: Acta cybernetica, (16) 1. pp. 1-28. (2003)
Ésik Zoltán: Axiomatizing iteration categories. In: Acta cybernetica, (14) 1. pp. 65-82. (1999)
Csirik János; Ésik Zoltán; Fülöp Zoltán; Imreh Balázs: Preface. In: Acta cybernetica, (14) 1. (1999)
Dömösi Pál; Ésik Zoltán: Product hierarchies of automata and homomorphic simulation. In: Acta cybernetica, (9) 4. pp. 371-373. (1990)
Ésik Zoltán: A note on the axiomatization of iteration theories. In: Acta cybernetica, (9) 4. pp. 375-384. (1990)
Ésik Zoltán: On αλ1-products of automata. In: Acta scientiarum mathematicarum, (53) 3-4. pp. 245-253. (1989)
Dömösi Pál; Ésik Zoltán: On homomorphic simulation of automata by α0-products. In: Acta cybernetica, (8) 4. pp. 315-323. (1988)
Dömösi Pál; Ésik Zoltán: On the hierarchy of vi-products of automata. In: Acta cybernetica, (8) 3. pp. 253-257. (1988)
Ésik Zoltán: Loop products and loop-free products. In: Acta cybernetica, (8) 1. pp. 45-48. (1987)
Ésik Zoltán: On isomorphic realization of automata with α0-products. In: Acta cybernetica, (8) 2. pp. 119-127. (1987)
Ésik Zoltán; Virágh János: A note on α*0 -products of aperiodic automata. In: Acta cybernetica, (8) 1. pp. 41-43. (1987)
Ésik Zoltán; Virágh János: On products of automata with identity. In: Acta cybernetica, (7) 3. pp. 299-311. (1986)
Ésik Zoltán: Varieties and general products of top-down algebras. In: Acta cybernetica, (7) 3. pp. 293-298. (1986)
Ésik Zoltán: Homomorphically complete classes of automata with respect to the α2-product. In: Acta scientiarum mathematicarum, (48). pp. 135-141. (1985)
Ésik Zoltán: On the weak equivalence of Elgot's flow-chart schemata. In: Acta cybernetica, (7) 2. pp. 146-154. (1985)
Ésik Zoltán: Deterministic ascending tree automata II. In: Acta cybernetica, (6) 3. pp. 303-314. (1983)
Ésik Zoltán; Gécseg Ferenc: General products and equational classes of automata. In: Acta cybernetica, (6) 3. pp. 281-284. (1983)
Ésik Zoltán: On identities preserved by general products of algebras. In: Acta cybernetica, (6) 3. pp. 285-289. (1983)
Ésik Zoltán; Imreh Balázs: Remarks on finite commutative automata. In: Acta cybernetica, (5) 2. pp. 143-146. (1981)
Ésik Zoltán; Imreh Balázs: Subdirectly irreducible commutative automata. In: Acta cybernetica, (5) 3. pp. 251-260. (1981)
Ésik Zoltán: Decidability results concerning tree transducers I. In: Acta cybernetica, (5) 1. pp. 1-20. (1980)
Ésik Zoltán: On two problems of A. Salomaa. In: Acta cybernetica, (2) 4. pp. 299-306. (1976)
Ésik Zoltán: A számítástudomány matematikai alapjai. In: Élettelen természettudományok 5. pp. 79-88. (2014)