Send the following on WhatsApp
Continue to ChatIMG_20160523_103228 http://mathematxlab.com/fr/2016/05/23/conference-nationale-etwinning/img_20160523_103228/
IMG_20160523_103228 http://mathematxlab.com/fr/2016/05/23/conference-nationale-etwinning/img_20160523_103228/