Kinderlehrer, David
An introduction to variational inequalities and their applications
Society for Industrial and Applied Mathematics, 2000
 eBooks
Lanczos, Cornelius
The variational principles of mechanics/ Cornelius Lanczos
University of Toronto Press, 1966
 Buku Teks
Fokas, Athanassios S., 1952-
A unified approach to boundary value problems
Society for Industrial and Applied Mathematics, 2008
 eBooks
Keskin, Ali Ümit
Boundary Value Problems for Engineers : with MATLAB Solutions
Springer Cham, 2019
 eBooks
Valid, R.
The nonlinear theory of shells through variational principles : from elementary algebra to differential geometry / R. Valid
John Wiley & Sons, 1995
 Buku Teks