Nombre de documents archivés : 3.
Cha, Jae Choon et Powell, Mark (2015). « Casson towers and slice links ». Inventiones mathematicae, pp. 1-45.
Cha, Jae Choon et Powell, Mark (2014). « Covering link calculus and the bipolar filtration of topologically slice links ». Geometry & Topology, 18(3), pp. 1539-1579.
Cha, Jae Choon; Friedl, Stefan et Powell, Mark (2014). « Concordance of links with identical Alexander invariants ». Bulletin of the London Mathematical Society, 46(3), pp. 629-642.