@article{CTT100608445,
  author = {T. Pipatpongsa and Sirikul Siriteerakul},
  title = {Analytic solutions for stresses in conical sand heaps piled up with perfect memory},
  journal = {Journal of Applied Mechanics JSCE},
  year = 2010,
}

@inproceedings{CTT100619696,
  author = {S. Siriteerakul and T. Pipatpongsa and T. Takeyama},
  title = {Analytic solutions for stresses in an inverted conical sand valley with principal axes polarized everywhere},
  booktitle = {46th Japan National Conference on Geotechnical Engineering},
  year = 2011,
}

@inproceedings{CTT100608694,
  author = {S. Siriteerakul and T. Pipatpongsa},
  title = {Analytic solutions for stresses in conical sand heaps with constant stress ratio hypothesis},
  booktitle = {Proceedings of the 12th International Summer Symposium},
  year = 2010,
}

@inproceedings{CTT100608455,
  author = {T. Pipatpongsa and S. Siriteerakul},
  title = {Numerical analysis of admissible stresses in conical sand heap deposited in loose condition},
  booktitle = {Proceedings of the 45th National Conference of Japan Geotechnical Engineering},
  year = 2010,
}