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Title:
Invariants and structures of the homology cobordism group of homology cylinders

Speaker:
Minkyoung Song

Link:
http://www.birs.ca/events/2016/5-day-workshops/16w5145/videos/watch/201602241000-Song.html

Workshop:
Birs- 16w5145: Synchronizing Smooth and Topological 4-Manifolds