\bib{1997/silverman} \yr 1997 \mr 97f:11040 \by Joseph H. Silverman \paper Computing canonical heights with little (or no) factorization \jour Mathematics of Computation \issn 0025--5718 \vol 66 \pages 787--805 \url http://www.ams.org/journal-getitem?pii=S0025571897008120 \endref