Editors: T. Imaoka and C. Nehaniv

- S. Okawa and S. Hirose,
*On the Relation of Homomorphic Characterization and Dyck Reduction*, pp 1-8. - G. Pirillo,
*Palindrome Factors in Sturmian Words*, pp 9-12. - M. Katsura,
*On a Conjecture of L. Aceto*, pp 13-14. - M. Kondo,
*Annihilators in BCK-algebras II*, pp 15-18. - L. Kászonyi,
*On Bounded Context-Free Languages*, pp 19-25. - R. Matsuda,
*Note on Overrings without a Specified Element*, pp 26-31. - T. Tanabe and R. Matsuda,
*Note on Kaplansky's Commutative Rings*, pp 32-35. - R. Matsuda and M. Kanemitsu,
*On Noetherian Pseudo-Valuation Semigroups*, pp 36-39. - M. Kanemitsu and S. Bansho,
*Some Properties of Ideals in Valuation Semigroups*, pp 40-43. - J. Komeda,
*Numerical Semigroups of Cyclic Index 0*, pp 44-49. - T. Saito,
*Isomorphisms of One-Orbit Transformation Semigroups*, pp 50-55. - Y. Kobayashi and F. Otto,
*Quasi-Repetitive Elements for Morphisms on a Free Monoids*, pp 56-60. - T. Matsuhisa and M. Tominaga,
*Nash Equilibria in Common-Belief without Logical Omniscience*, pp 61-68. - P. Dömösi and C. L. Nehaniv,
*Finite Automata Networks and Products of Automata*, pp 69-76. - C. L. Nehaniv and K. Dautenhahn,
*Semigroups Expansion for Autobiographic Agents*, pp 77-84. - M. Ito and P. V. Silvia,
*Remarks on Deletions, Scattered Deletions and Related Opelations*, pp 85-90. - M. Tokizawa,
*Set Product Residue Semigroups*, pp 91-99.