@article{10_4064_cm127_1_1,
     author = {Colin C. Graham and Kathryn E. Hare},
     title = {Existence of large $\varepsilon${-Kronecker} and $FZI_0(U)$ sets in discrete abelian groups},
     journal = {Colloquium Mathematicum},
     pages = {1--15},
     publisher = {mathdoc},
     volume = {127},
     number = {1},
     year = {2012},
     doi = {10.4064/cm127-1-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm127-1-1/}
}