%0 Journal Article %A Ekanayake, Dinesh B. %A Ranpatidewage, Manjula Mahesh %A LaFountain, Douglas J. %T Optimal packings for filled rings of circles %J Applications of Mathematics %D 2020 %P 1-22 %V 65 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.2020.0244-19/ %R 10.21136/AM.2020.0244-19 %G en %F 10_21136_AM_2020_0244_19