<XML><RECORDS><RECORD><REFERENCE_TYPE>0</REFERENCE_TYPE><REFNUM>5890</REFNUM><AUTHORS><AUTHOR>Irving,R.W.</AUTHOR></AUTHORS><YEAR>1979</YEAR><TITLE>Towards an optimum Mastermind strategy</TITLE><PLACE_PUBLISHED>Journal of Recreational Mathematics Volume No. 11 </PLACE_PUBLISHED><PUBLISHER>Baywood</PUBLISHER><PAGES>81-87</PAGES><LABEL>Irving:1979:5890</LABEL><ABSTRACT> </ABSTRACT></RECORD></RECORDS></XML>