The following publications are possibly variants of this publication:
- P Finite Element Approximation on Locally Refined MeshesMark Ainsworth. siamsc, 17(6):1395-1413, 1996. [doi]
- Discrete extension operators for mixed finite element spaces on locally refined meshesMark Ainsworth, Johnny Guzmán, Francisco-Javier Sayas. moc, 85(302):2639-2650, 2016. [doi]
- Boundary element preconditioners for a hypersingular integral equation on an intervalW. McLean, Olaf Steinbach. adcm, 11(4):271-286, 1999. [doi]
- Anisotropic Mesh Refinement: The Conditioning of Galerkin Boundary Element Matrices and Simple PreconditionersIvan G. Graham, William McLean. siamnum, 44(4):1487-1513, 2006. [doi]