Credits
The pictures of this website are obtained from photo stocks subscribed by the University, and self-produced pictures and artworks.
Many graphical processings are obtained on the basis of public domain or Creative Commons images
The pencils picture on the home page is obtained by editing https://pngimg.com/image/3850
The pictures with a blu background and the generic user picture are artworks obtained on the basis of the pictures available on https://www.openclipart.org/
Image processing software GIMP.