%0 Journal Article %A G. Bantle %T An asymptotic formula for B-twins %J Acta Arithmetica %D 1986 %P 297-312 %V 47 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-47-4-297-312/ %R 10.4064/aa-47-4-297-312 %G en %F 10_4064_aa_47_4_297_312