%0 Journal Article %A Hare, Kevin G. %T More Variations on the SierpiƄski Sieve %J Canadian journal of mathematics %D 2010 %P 543-562 %V 62 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-2010-036-3/ %R 10.4153/CJM-2010-036-3 %F 10_4153_CJM_2010_036_3