@article{10_4064_aa167_4_4,
     author = {Brendan Murphy and Eyvindur Ari Palsson and Giorgis Petridis},
     title = {The cardinality of sumsets: different summands},
     journal = {Acta Arithmetica},
     pages = {375--395},
     publisher = {mathdoc},
     volume = {167},
     number = {4},
     year = {2015},
     doi = {10.4064/aa167-4-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa167-4-4/}
}