| Type | Title | Author | Publisher | Year |
| Article | Iteration of transformation passes over attributed program trees | Ablas, H. | | 1989 |
| Article | ERDDS – the intelligent E-R-based database design system | Springsteel, F.N., Chuang, P.-J. | | 1989 |
| Article | Indian parallelism on unary 0L systems | Nirmal, N. | | 1989 |
| Article | Langford strings, formal languages and contextual ambiguity | Marcus, S., Paun, Gh. | | 1989 |
| Article | On the degree of non-regularity of context-free languages | Dassow, J., Paun, Gh. | | 1989 |
| Article | Scattered versus context-sensitive rewriting | Gonczarowski, J., Warmuth, M.K. | | 1989 |
| Article | Artificial life | Langton, C.G. | | 1989 |
| Article | An incremental mechanical development of systolic solutions to the algebraic path problem | Huang, C.-H., Lengauer, C. | | 1989 |
| Article | HDT0L matching of computations of multitape automata | Culik II, K., Karhumaki, J. | | 1989 |
| Article | Hierarchy of k-context-free languages part 1 | Salomaa, K. | | 1989 |
| Article | Heterogeneous Data Translations Based on Environment Grammars | Ruschitzka, M., Clevenger, J.L. | | 1989 |
| Article | ERDDS – the intelligent E-R-based database design systém with visual semantics knowledge base prototype | Chuang, P.-J., Springsteel, F. | | 1989 |
| Article | Scattered versus context-sensitive rewriting | Gonczarowski, J., Warmuth, M.K. | | 1989 |
| Article | A tabular bottom up recognizer | de Vreught, J.P.M., Honig, H.J. | | 1989 |
| Article | On the Limit Sets of Cellular Automata | Culik II, K., Pachl, J., Yu, S. | | 1989 |
| Article | The string generating power of context-free hypergraph grammars | Engelfriet, J., Heyker, L. | | 1989 |
| Article | Hierarchy of k-context-free languages part 2 | Salomaa, K. | | 1989 |
| Article | Models of a K-rational identities system | Krob, D. | | 1989 |
| Article | A Decomposition Theorem for Convexity Spaces | Rawlins, G.J.E., Wood, D. | | 1989 |
| Article | Factorial languages whose growth function is quadratically upper bounded | De luca, A., Varricchio, S. | | 1989 |
| Article | Some combinatorial properties of the Thue-Morse sequence and a problem in semigroups | De luca, A., Varricchio, S. | | 1989 |
| Article | The control of discrete event systems | Ramadge, P.J.G., Wonham, W.M. | | 1989 |
| Article | O jedne vlastnosti nejjednodussi kvadraticke funkce II | Chvalina, J., Matouskova, K. | | 1989 |
| Article | Langford strings are square-free | Tuza, Zs. | | 1989 |
| Article | On kleene algebras and closed semirings | Kozen, D. | | 1990 |
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