01102nam a2200313 i 450099100073373970753620020507172912.0970122s1990 us ||| | eng d0691085633b10749937-39ule_instLE01301487ExLDip.to Matematicaeng514.3AMS 55NQA613.A43Akbulut, Selman59514Casson's invariant for oriented homology 3-spheres :an exposition /Selman Akbulut, John D. MccarthyPrinceton :Princeton Univ. Press,1990xvii, 181 p. ;23 cm.Mathematical notes ;36InvariantsThree-manifoldsMcCarthy, John D..b1074993723-02-1728-06-02991000733739707536LE013 55N AKB11 (1990)12013000070513le013-E0.00-l- 00000.i1084272x28-06-02Casson's invariant for oriented homology 3-spheres1455418UNISALENTOle01301-01-97ma -engus 01