<XML><RECORDS><RECORD><REFERENCE_TYPE>3</REFERENCE_TYPE><REFNUM>6591</REFNUM><AUTHORS><AUTHOR>Letichevsky,A.A.</AUTHOR><AUTHOR>Kapitonva,J.V.</AUTHOR><AUTHOR>Volkov,V.A.</AUTHOR><AUTHOR>Chugayenko,A.</AUTHOR><AUTHOR>Chomenko,V.</AUTHOR><AUTHOR>Gilbert,D.</AUTHOR></AUTHORS><YEAR>1999</YEAR><TITLE>The development of interactive algorithms for a mathematical environment,</TITLE><PLACE_PUBLISHED>Proceedings of CALCULEMUS 99, Electronic Notes in Theoretical Computer Science, http://www.elsevier.nl/locate/entcs. An extended version will be published in the Journal of Symbolic Computation. </PLACE_PUBLISHED><PUBLISHER>Academic Press</PUBLISHER><LABEL>Letichevsky:1999:6591</LABEL><ABSTRACT> </ABSTRACT></RECORD></RECORDS></XML>