@article{hoffmann_lames_2017, 
  title={Endurance profiles of German elite swimmers over three decades}, 
  volume={2017}, 
  DOI={10.5960/dzsm.2017.297}, 
  number={10}, 
  publisher={Deutsche Zeitschrift Fur Sportmedizin/German Journal of Sports Medicine}, 
  author={Hoffmann and Lames}, 
  year={2017}, 
  month={Oct}
  }