Update 2022-01-30: Tested with DCS 2.7.10
This fictional skins are based on the Bücker Bü-131 Jungmann used by the Swiss Air Force from 1936 until 1971.
A-83 depicts the common painting called "Bückergelb" (Bücker-yellow) and A-5 shows the camouflage with neutrality stripes used while operating at the Swiss borders during World War 2.