@book{HardjosuwitoKuelschbachRahnetal.2021,
  author    = {Dino Hardjosuwito and Andreas K{\"u}lschbach and Jessica Rahn and Tobias Schr{\"o}er and Karsten Sontow and Peter Treutlein and Themo Voswinckel},
  title     = {Marktspiegel Business-Software - ERP/PPS 2021/2022},
  editor    = {G{\"u}nther Schuh and Volker Stich},
  year      = {2021},
}