https://www.google.com/search?q=diatom%C3%A9e&nord=1diatom%C3%A9e&source=lnms&tbm=isch&sa=X&ei=1NemUsneHabP0QWK44GwDg&ved=0CAcQ_AUoAQ&biw=1163&bih=567
https://www.google.com/webhp?nord=1diatom%C3%A9e#nord=1diatom%C3%A9e&q=diatom%C3%A9e
http://merseaplanete.com/plancton-explosif/
http://www.canal-u.tv/video/tele2sciences/les_diatomees_le_deplacement.10639
http://www.biologie.uni-regensburg.de/Biochemie/Sumper/Diatoms/index.html
