[1] Hu Hai-chang,Some variational principles in elasticity and plasticity,Acta Sinica,4,(1955),33-54.
[2] Chien Wei-zang,Further study on generalized variational principles in elasticity-discussion with Mr.Hu Hai-chang on the problem of equivalent theorem,Acta Mechanica Sinica,4(1983),325-340.
[3] Chien Wei-zang,On the generalzed variational principle in elasticity and their applications in the problems of plates and shells,(unpublished)(1964).
[4] Chien Wei-zang,Studies in generalized variational principles in elasticity and their applications in finite element calculations,Chinese Journal of Mechanical Egineering,15,2(1979),1-23(in Chinese)
[5] Chien Wei-zang,Variational Principles and Finite Element Method,Vol.1(1980),Science Press,Beijing.(in Chinese)
[6] Chien Wei-zang,High-order Lagrange multiplier and generalized variational principles of elasticity with more general form of functionals,Applied Mathematics and Mechanics,4,2(1983),143-165.
[7] Hu Hai-chang,Variational Principles in Elasticity and Their Applications,Science Press,Beijing(1981),387.(in Chinese)
[8] Hu Hai-chang,On the connections between Hellinger-Reissner and Hu-Washizu variational principles,Acta Mechanica Sinica,3(1983),301-305．