What has the author Hans-Lothar Steppan written?

Hans-Heiri Stapfer has written:

'Su-25 Frogfoot in action' -- subject(s): Frogfoot (Jet attack plane)

'MiG-21 Fishbed in color' -- subject(s): Markings, Fishbed (Jet fighter planes), Fighter planes

'Warsaw Pact air forces' -- subject(s): Air forces, Warsaw Treaty Organization

'Lavochkin La 5/7 Fighters in Action - Aircraft No. 169'

'MiG-15 in action' -- subject(s): MIG-15 (Jet fighter plane)

'MiG-23/27 Flogger in action'

'Messerschmitt Me 262 - Walk Around No. 42'

'Red ladies in waiting' -- subject(s): Airplanes, Military, Attrition, Military Airplanes, Storage

'MiG-21' -- subject(s): MIG (Fighter planes), Fishbed (Jet fighter planes), History

'MiG-19 Farmer in action' -- subject(s): Farmer (Jet fighter plane)

'Sukhoi fitters in action' -- subject(s): Fitter (Jet fighter plane)

'Il-2 Stormovik in action'

'Mi-24 Hind in Action - Aircraft No. 83'

'Panzer 38(t)/Swiss LTL-H' -- subject(s): PzKpfw 38(t) (Tank)

'Messerschmitt Bf 109E - Walk Around No. 34'

'MiG-29 Fulcrum in Action - Aircraft No. 112'