German Afrika Korps (properly known as the Deutsches Afrikakorps) was the name of a 'blocking force' sent to North Africa to aid Italian troops against the Allies during World War II. The force was under the command of the noted general, Erwin Rommel.
Extensive information and photo resources on the Afrika Korps, and the war campaign in North Africa, can be found here.
Rommel's Afrika Korps: Tobruk to El Alamein by Pier Paolo Battistelli
Rommel's Afrika Korps: El Agheila to El Alamein by George R. Bradford
Afrikakorps 1941-43 (Elite) by Ronald Volstad