@article{Sieland2001,
  author    = {Bernhard Sieland},
  title     = {Was ist am Lehrerberuf wirklich belastend?},
  journal   = {Die Grundschule},
  volume    = {2001},
  number    = {2001 Heft 3},
  pages     = {36 -- 39},
  year      = {2001},
}