@article{ohmoto_baba_cui_2007, 
  title={EFFECTS OF REGULALY ARRAYED SPHERE ROUGHNESS ON SHALLOW TURBULENT FLOW IN AN OPEN CHANNEL}, 
  volume={51}, 
  DOI={10.2208/prohe.51.691}, 
  publisher={Japan Society of Civil Engineers}, 
  author={OHMOTO and BABA and CUI}, 
  year={2007}
  }