@article{den Boer:2018,
  author  = "E. den Boer and A. Jędrczak and J. den Boer and T. Butrymowicz",
  title   = "Factors affecting the reproducibility of waste sampling and composition analyses",
  journal = "Environmental Engineering and Management Journal",
  volume  = "Vol. 17",
  number  = "no. 11",
  pages   = "2755--2766",
  year    = "2018",
}