%0 Journal Article %A Andrew Bremner %T On two four term arithmetic progressions with equal product %J Annales mathematicae et informaticae %D 2020 %P 39-55 %V 52 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.33039/ami.2020.02.001/ %R 10.33039/ami.2020.02.001 %G en %F AMI_2020_52_a3