The photogrammetric model was created for the needs of *The Conservation Study of Cultural Heritage in the Municipality of Dimitrovgrad* done by the Institute for the Cultural Heritage Preservation Niš under the leadership of architect Ivana Cvetković and historian Đorđe Stošić.
Photogrammetric model is made by the architect Aleksandar Nikšić: https://sketchfab.com/nixic.alexandar