1. Lab. Mathematics and Applied Science, Ghardaïa University BP 455 Ghardaïa, Algeria.
2. Faculty of Sciences and Technology, Department of Process Engineering, Ghardaïa University, BP 455 47000 Ghardaïa, Algeria.
3. Electrochemical Laboratory, Chemistry Department, Faculty of Mathematics and Matter Sciences University Kasdi Merbah, Ouargla 30000, Algeria.
4. Lab. Dynamic Interactions and Reactivity of Systems, Process Engineering Department.