@article{CTT100553238,
  author = {Tetsuro Tamura and Shuyang Cao and Azuma Okuno},
  title = {LES Study of Turbulent Boundary Layer Over a Smooth and a Rough 2D Hill Model},
  journal = {Flow Turbulence Combust},
  year = 2007,
}

@article{CTT100553232,
  author = {Tetsuro Tamura and Azama Okuno and Yohei Sugio},
  title = {LES analysis of turbulent boundary layer over 3D steep hill covered with vegetation},
  journal = {Journal of Wind Engineering and Industrial Aerodynamics},
  year = 2007,
}