Joos Heintz Guillermo Matera Ariel Waissbein On the Time-Space Complexity of Geometric Elimination Procedures. 239-296 2001 11 Appl. Algebra Eng. Commun. Comput. 4 http://link.springer.de/link/service/journals/00200/bibs/1011004/10110239.htm db/journals/aaecc/aaecc11.html#HeintzMW01