Minimum span of no-hole (r + 1)-distant colorings

GERARD JENNHWA CHANG2018-09-102018-09-102001http://www.scopus.com/inward/record.url?eid=2-s2.0-1842634409&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/291978Minimum span of no-hole (r + 1)-distant coloringsjournal article10.1137/S0895480198339456