| 339 | -- | 356 | S. P. Tiwari, Shambhu Sharan. Products of Rough Finite State Machines |
| 357 | -- | 377 | Parvinder Kaur, Shakti Kumar, Amar Partap Singh. Nature Inspired Approaches for Identification of Optimized Fuzzy Model: A Comparative Study |
| 379 | -- | 398 | Sergio A. Celani, Ma. Paula Menchon. Remarks on General Monotonic Neighbourhood Frames |
| 399 | -- | 426 | Mehdi Farshi, Bijan Davvaz. (m, n)-Hypermodules Based on Fuzzy Hyperoperations and Fundamental Relations |
| 427 | -- | 445 | Behnam Hashemi, Mahsa Nasrollahi Shirazi, Hanieh Tavakolipour. Three Methods for Solving Generalized Sylvester Matrix Equations Over Boolean Algebra |
| 447 | -- | 459 | Ulfetac Marovac. k Boolean Inequations |
| 461 | -- | 490 | Bernd Steinbach, Christian Posthoff. The Last Unsolved Four-Colored Rectangle-Free Grid: The Solution ofExtremely Complex Multiple-Valued Problems |
| 491 | -- | 510 | L. Kamali Ardekani, Bijan Davvaz. θ, σ)-Derivations of Two Types of Hyperrings |
| 511 | -- | 527 | Sebastian Kerkhoff. On the Minimal Majority Operations On a Three-Element Set |
| 529 | -- | 534 | J. M. S. Simões-Pereira. A Note on the Beauvois-Lopez Densification Operator |