1. ATTILA: a three-dimensional, unstructured tetrahedral mesh discrete ordinates transport code;Wareing;Trans. Am. Nucl. Soc.,1996
2. The MCNP6 book on unstructured mesh geometry: user's guide;Martz;Los Alamos Natl. Lab.,2014
3. Implementation and Verification of adjoint neutron transport calculation in MUST code;Long,2020
4. Discontinuous finite element SN methods on three-dimensional unstructured grids;Wareing;Nucl. Sci. Eng.,2001
5. Two subcell balance methods for solving the multigroup discrete ordinates transport equation with tetrahedral meshes;Hong;Nucl. Sci. Eng.,2013