Your search returned the following 3 documents:

3. Approximation algorithms for maximum two-dimensional pattern matching
   Srinivasa Rao Arikati, Anders Dessmark, Andrzej Lingas, and Madhav V. Marathe
   Theoretical Computer Science 255 (1/2): 51-62, 2001
   
2. Approximation algorithms for maximum two-dimensional pattern matching
   Srinivasa Rao Arikati, Anders Dessmark, Andrzej Lingas, and Madhav V. Marathe
   In: Combinatorial Pattern Matching: 7th Annual Symposium, CPM96, Laguna Beach, California, USA, June, 1996, 348-360
   
1. On the complexity of computing evolutionary trees
   Leszek Gasieniec, Jesper Jansson, Andrzej Lingas, and Anna Östlin
   In: Proceedings of the 3rd International Conference on Computing and Combinatorics (COCOON-97), Shanghai, China, August 20-22, 1997, 134-145