<XML><RECORDS><RECORD><REFERENCE_TYPE>0</REFERENCE_TYPE><REFNUM>5893</REFNUM><AUTHORS><AUTHOR>Irving,R.W.</AUTHOR></AUTHORS><YEAR>1973</YEAR><TITLE>An extension of Schur's theorem on sum-free partitions</TITLE><PLACE_PUBLISHED>Acta Arithmetica Volume No. 25 </PLACE_PUBLISHED><PUBLISHER>N/A</PUBLISHER><PAGES>55-64</PAGES><LABEL>Irving:1973:5893</LABEL><ABSTRACT> </ABSTRACT></RECORD></RECORDS></XML>