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Open problems
Relation between oriented circuit double cover and circular flow number
k-flow graph double cover conjecture
Subgraph induced by a circular coloring
Chi_c of graphs embedded on surfaces
Chi_c of triangle free planar graphs of maximum degree at most 3 or 4.
Game chromatic number of outer planar graphs
Game chromatic number and game colouring number of planar graphs
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Status of open problems in my survey paper
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