[1] HUO Y, LIU Y, WAN Z. Lattices generated by transitive sets of subpaces under finite classical groups Ⅰ [J]. Communications in Algebra 1992, 20. [2] HUO Y, LIU Y, WAN Z. Lattices generated by transitive sets of subpaces uner finite classical groupsⅡ, the orthogonal case of odd characteristic [J]. Communications in Algebra 1992, 20. [3] HUO Y, LIU Y. WAN Z.Lattices generated by transitive sets of subpaces under finite classical groups Ⅲ, the orthogonal case of even characteristic [J]. Communications in Algebra 1993, 21. [4] HUO Y, WAN Z. On the geometricity Lattices generated by orbits of subpaces under finite classical groups [J]. Journal of Algebra 2001, 243. [5] WAN Z. Geometry of classical groups over finite field [M]. Bromley:Studentlitteratur Lund Sweden/Chartwell_Bratt 1993. [6] AIGNER M. Combinatorial theory [M]. Berlin:Springer_Verlag 1979. [7] BIRKHOFF G. Lattice theory [M]. Providence RI:American Mathematical Society 1967. |