Anders Björner. Nonpure Shellability, f-Vectors, Subspace Arrangements and Complexity. In Louis J. Billera, Curtis Greene, Rodica Simion, Richard P. Stanley, editors, Formal Power Series and Algebraic Combinatorics, Proceedings of a DIMACS Workshop, USA, May 23-27, 1994. Volume 24 of DIMACS Series in Discrete Mathematics and Theoretical Computer Science, pages 25-54, DIMACS/AMS, 1994.
Abstract is missing.