Monika Rauch Henzinger: A Static 2-Approximation Algorithm for Vertex Connectivity and Incremental Approximation Algorithms for Edge and Vertex Connectivity.
194-220
Volume 24, Number 2, August 1997
Raffaele Giancarlo, Roberto Grossi: Multi-Dimensional Pattern Matching with Dimensional Wildcards: Data Structures and Optimal On-Line Search Algorithms.
223-265