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Deutsche Tennis Zeitung (DTZ) was a German sports magazine devoted to tennis. It was first published as a print magazine in 1948. The magazine was bought by Schmidt & Dreisilker in 1981. In 2018 it ceased to trade under that name and was rebranded as tennis MAGAZIN.
References
Ulrich Kaiser (2002) Tennis in Deutschland. Deutscher Tennis Bund. Duncker & Humblot. Berlin. ISBN:9783428108466. page.319.