Sumayono. 2004. Effect of stress anisotropy on stiffness of clays using bender elements. Field of Study Civil Engineering, Chulalongkorn University;
Sumayono. (2004) Effect of stress anisotropy on stiffness of clays using bender elements . Chulalongkorn University/Bangkok.
Sumayono. Effect of stress anisotropy on stiffness of clays using bender elements. . Bangkok:Chulalongkorn University, 2004.
Sumayono. (2004) Effect of stress anisotropy on stiffness of clays using bender elements . Chulalongkorn University/Bangkok.