1. Faculty of Natural Sciences, Institute of Earth Sciences, University of Silesia in Katowice, Sosnowiec, Poland
2. Laboratoire de Géomatique, Ecologie et Environnement, Mustapha Stambouli University, Mascara, Algeria
3. Faculté des Sciences, Département de Géologie, Université Moulay Ismail, Zitoune, Morocco
4. Simon Bolivar Cad, Yıldız-Çankaya, Ankara, Turkey
5. Department of Applied Geology, School of Applied Natural Sciences, Adama Science and Technology University, Adama, Ethiopia
6. Faculty of Biology, Institute of Botany, Jagiellonian University in Kraków, Cracow, Poland