1. Wang Kai, Stress and displacement analysis of anN-layer elastic-continuous system under vertical load uniformly distributed on a circular area,China Civil Engineering Journal,15, 2, (1982) (in Chinese).
2. Wang Kai, Calculation of stresses, strains and displacements in anN-layer elastic-continuous system under the action of two complex loads uniformly distributed on circular areas,Acta Mechanica Solida Sinica, 1 (1983) (in Chinese).
3. Wang Kai, Calculation of stresses and displacements in anN-layer elastic-Smooth system under the action of two complex loads uniformly distributed on circular areas,Northwest Highway, 3, (1981) (in Chinese).
4. Wang Kai, Static calculation of an N-layer elastic system under combined loads uniformly distributed on circular areas,China Civil Engineering Journal,19, 1, (1986) (in Chinese).
5. Wang Kai, The bowl-shaped distribution load diagram for pavement design,Chinese Journal of Geotechnical Engineering,5, 4 (Total 17) (1983) (in Chinese).