\bib{1972/sieveking} \yr 1972 \mr 47:1257 \by Malte Sieveking \paper An algorithm for division of powerseries \jour Computing \issn 0010--485X \vol 10 \pages 153--156 \url http://cr.yp.to/\allowbreak bib/\allowbreak entries.html#\allowbreak 1972/\allowbreak sieveking \endref