W. Kropatsch, Y. Haxhimusa, A. Ion:
"Multiresolution Image Segmentations in Graph Pyramids";
in: "Applied Graph Theory in Computer Vision and Pattern Recognition", A. Kandel, H. Bunke, M. Last (ed.); Springer, 2007, (invited), ISBN: 978-3-540-68019-2, 3 - 41.