Li Jingde. Free Boundary Matrices for Vibration of a Finite Lattice in Two-Dimension[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 1986,25(2):58-63.
Li Jingde. Free Boundary Matrices for Vibration of a Finite Lattice in Two-Dimension[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 1986,25(2):58-63.DOI: