Lattices associated with totally isotropic subspaces in classical spaces
What is done in [\textit{K. Wang} and \textit{J. Guo}, Finite Fields Appl. 14, 571--578 (2008; Zbl 1158.51003)] for flats is in this paper considered for such subspaces under classical groups.
scientific article; zbMATH DE number 5574589