@misc{misc, title  = {{BT-229 Small Scale Penetrator Trials Photogrammetry of concrete targets  Issue 4: Firings 1 to 31}},

 url = {{}},

 year = {{2018}},

 month = {{12}},

 author = {{Barr A and Clarke S and Tyas A}},

 note = {{Accessed on 2025/05/24}}}