Alt, H., Behrends, B., &; Blömer, J. (1991). Approximate matching of polygonal shapes (extended abstract). In Proceedings of the seventh annual symposium on Computational geometry  - SCG ’91. ACM Press.https://doi.org/10.1145/109648.109669 
LibreCat: /record/3048
DOI: 10.1145/109648.109669