Numerical analysis of single and multiple jets Mustapha Boussoufi, Amina Sabeur-Bendehina, Ahmed Ouadha, Souad Morsli and Mohammed El Ganaoui Eur. Phys. J. Appl. Phys., 78 3 (2017) 34814 Published online: 12 May 2017 DOI: 10.1051/epjap/2017170039