• Alexander Dimca
    Department of Mathematics, University of Nice, Nice, France.
  • Jürgen Herzog
    Fachbereich Mathematik, Universitat Duisburg-Essen, Campus Essen, Germany.
  • Abdon Atangana
    Institute for Groundwater Studies (IGS), University of the free state, South Africa.
  • Zakia Hammouch
    Moulay Ismaail University Faculty of Science & Techniques BP.509 Boutalamine 52000 Errachidia-Morocco.
  • Alexander Meskhi
    A. Razmadze Mathematical Institute & Georgian Technical University, Tbilisi, Georgia.
  • Constantin P. Niculescu
    Director, Centre for Nonlinear Analysis and its Applications University of Craiova, Craiova, Romania.
  • Jose Seade
    Instituto de Mathematicas, Universidad Nacional Autonoma de Mexico, (IMUNAM), Cuernavaca, Mexico.
  • Ioan Tomescu
    Department of Mathematics and Computer Sciences, University of Bucharest, Bucharest, Romania.
  • Michel Waldshmidt
    Pierre and Marie Curie University, Paris VI, France.
  • Bernd Wegner
    TU Berlin, Fachbereich Mathematik, Berlin, Germany