This paper model is a Tatra OA vz. 30, a Czechoslovak-designed armored car used by Nazi Germany, Slovakia, Romania and Hungary during World War II, the papercraft is created by ABC, and the scale is in 1:50. There is another OA vz. 30 Paper Model on the site.
You can download this paper model template here: WWII Tatra OA vz. 30 Armored Car Ver.2 Free Paper Model Download [DropBox] [Gavitex] [pCloud]