TY - JOUR TI - Variational formulations for soliton equations arising in water transport in porous soils AU - Li Zheng-Biao AU - Liu Jun JN - Thermal Science PY - 2013 VL - 17 IS - 5 SP - 1483 EP - 1485 PT - Article AB - The semi-inverse method is adopted to establish variational principles for Korteweg De-Vries-like equations arising in water transport in porous soils.