@article{10_4064_fm201_3_4,
     author = {Richard Miles},
     title = {The entropy of algebraic actions
 of countable torsion-free abelian groups},
     journal = {Fundamenta Mathematicae},
     pages = {261--282},
     publisher = {mathdoc},
     volume = {201},
     number = {3},
     year = {2008},
     doi = {10.4064/fm201-3-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm201-3-4/}
}