Issue Date | **Title** | Author(s) | Publisher |

2007 | **Oligopoly Model of a Debit Card Network** | *Manchev, Peter* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

1998 | **On a Class of D-Cauchy Filters** | *Császár, Ákos* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2003 | **On a Class of Elliptic Equations for the N-Laplacian in R^n with One-Sided Exponential Growth** | *Candela, Anna Maria; Squassina, Marco* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2001 | **On a Class of Generalized Elliptic-type Integrals** | *Garg, Mridula; Katta, Vimal; Kalla, S.* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2002 | **On a Class of Vertex Folkman Numbers** | *Nenov, Nedyalko* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

1999 | **On a Conditional Cauchy-type Functional Equation Involving Powers** | *Martin-Gutierrez, Emma* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

1998 | **On a Five-Diagonal Jacobi Matrices and Orthogonal Polynomials on Rays in the Complex Plane** | *Zagorodniuk, S.* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2000 | **On a New Approach to Williamson's Generalization of Pólya's Enumeration Theorem** | *Iliev, Valentin* | *Institute of Mathematics and Informatics* |

1995 | **On an Extremal Problem concerning Bernstein Operators** | *Gonska, Heinz; Zhou, Ding-Xuan* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2008 | **On an ODE Relevant for the General Theory of the Hyperbolic Cauchy Problem** | *Bernardi, Enrico; Bove, Antonio* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2003 | **On Arrangements of Real Roots of a Real Polynomial and Its Derivatives** | *Kostov, Vladimir* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2003 | **On a Stratification Defined by Real Roots of Polynomials** | *Kostov, Vladimir* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

1995 | **On a Two-Dimensional Search Problem** | *Kolev, Emil; Landgev, Ivan* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

1996 | **On a Variational Approach to some Quasilinear Problems** | *Canino, Annamaria* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2000 | **On Averaging Null Sequences of Real-Valued Functions** | *Kiriakouli, P. Ch.* | *Institute of Mathematics and Informatics* |

2006 | **On Connection between Characterestic Functions and the Caratheodori Class Functions** | *Zolotarev, Vladimir A.; Hatamleh, Raéd* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2011 | **On Differential Inclusions with Unbounded Right-Hand Side** | *Benahmed, S.* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

1998 | **On Extension of Functors onto the Kleisli Category of the Inclusion Hyperspace Monad** | *Teleiko, Andrii* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |

2000 | **On Finite Element Methods for 2nd order (semi–) periodic Eigenvalue Problems** | *De Schepper, H.* | *Institute of Mathematics and Informatics* |

2011 | **On Groups whose Contranormal Subgroups are Normally Complemented** | *Kurdachenko, L. A.; Subbotin, I. Ya.* | *Institute of Mathematics and Informatics Bulgarian Academy of Sciences* |