- A Patch Recovery Method for Reissner-Mindlin Plates,
M. Perälä
Paper 106 from CCP: 86, ISBN 978-1-905088-17-1 (2007)
- Built-in Field Equations for Patch Recovery Procedures using Weighted Residuals,
J. Aalto and M. Perala
Paper 2.9 from CCP: 39, ISBN 0-948749-41-5 (1996)