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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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