Oscillateurs

https://drive.google.com/file/d/1wb3trqx7yKNubDrkDp8Cs0XYrpuX-6Bx/view?usp=sharing

https://drive.google.com/file/d/1b87OJURfKAu91h0JSUrO0Oq1M_Nc3hpj/view?usp=sharing

https://drive.google.com/file/d/1jwZRmTm0G9VuL4xWOIxzStwrIufvrXaB/view?usp=sharing

https://drive.google.com/file/d/1hec9A0uh0Gv2A1OPN9RdhKnvt2IYEfCT/view?usp=sharing