Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL "AMS-IMS-SIAM Joint Summer Research Conference on Graph Minors and National Science Foundation (U.S.) and United States. Office of Naval Research and Robertson, Neil and Seymour, Paul D","Graph structure theory : proceedings of the AMS-IMS-SIAM Joint Summer Research Conference on Graph Minors, held June 22 to July 5, 1991, with support from the National Science Foundation and the Office of Naval Research",,American Mathematical Society,1993,Contemporary mathematics,,0821851608,,https://cir.nii.ac.jp/crid/1130282271499534208