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| 2009 | ||
|---|---|---|
| 1 | EE | Veselin Panshef, Edgar Dorsam, Tomohiko Sakao, Herbert Birkhofer: Value-chain-oriented service development by means of a 'two-channel service model'. IJSTM 11(1): 4-23 (2009) |
| 1 | Herbert Birkhofer | [1] |
| 2 | Veselin Panshef | [1] |
| 3 | Tomohiko Sakao | [1] |