@book{BachKuelschbachReschkeetal.2023,
  author    = {Thies Bach and Andreas K{\"u}lschbach and Jan Reschke and Tobias Schr{\"o}er and Karsten Sontow and Peter Treutlein and Themo Voswinckel and Philipp Wetzchewald},
  title     = {Marktspiegel Business Software ERP/PPS 2019/2020},
  editor    = {G{\"u}nther Schuh and Volker Stich},
  isbn      = {978-3-938102-51-0},
  year      = {2023},
}