Bernd
No. 44105 [Open] [Reply]
Actions
thumbnail of kz2121.png
thumbnail of kz2121.png
kz2121 png
(188.57 KB, 2362x1476)
thumbnail of kz2122.png
thumbnail of kz2122.png
kz2122 png
(71.12 KB, 2362x1476) 
 >>/44094/
> Security Theory in the Form of a Coordinate System