Low-constant parallel algorithms for finite element simulations using linear octrees. - Hari Sundar; Rahul S. Sampath; Santi S. Adavani; Christos Davatzikos; George Biros (SC, 2007)

Dendro: parallel algorithms for multigrid and AMR methods on 2: 1 balanced octrees. - Rahul S. Sampath; Santi S. Adavani; Hari Sundar; Ilya Lashuk; George Biros (SC, 2008)

Multigrid Algorithms for Inverse Problems with Linear Parabolic PDE Constraints. - Santi S. Adavani; George Biros (SIAM J. Sci. Comput., 2008)

Fast Algorithms for Source Identification Problems with Elliptic PDE Constraints. - Santi S. Adavani; George Biros (SIAM J. Imaging Sci., 2010)