@article{10_4064_aa127_2_2,
     author = {R. Balasubramanian and Gyan Prakash},
     title = {Asymptotic formula for sum-free sets in abelian groups},
     journal = {Acta Arithmetica},
     pages = {115--124},
     publisher = {mathdoc},
     volume = {127},
     number = {2},
     year = {2007},
     doi = {10.4064/aa127-2-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa127-2-2/}
}