@article{WilleGer,
  author = {Wille, Rudolf},
  interhash = {46ac7de1dc6e14712068cdbd877528dc},
  intrahash = {36d1027abe1cb91e6849597624d8b3da},
  journal = {J. reine angew. Math.},
  pages = {53--70},
  title = {Subdirekte {P}rodukte voll\-st\"an\-diger {V}erb\"ande},
  volume = {283/284},
  year = 1976
}