Dickersbach, J. T. (2006). Supply Chain Management with APO: Structures, Modelling Approaches and Implementation of mySAP SCM 4.1 (Second Edition.). Springer Berlin Heidelberg. https://doi.org/10.1007/b106301

Dickersbach, Jrg Thomas. Supply Chain Management with APO: Structures, Modelling Approaches and Implementation of MySAP SCM 4.1. Second Edition. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/b106301.

Dickersbach, Jrg Thomas. Supply Chain Management with APO: Structures, Modelling Approaches and Implementation of MySAP SCM 4.1. Second Edition. Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/b106301.