@article{10_4153_CMB_2008_008_7,
     author = {Janzen, David},
     title = {F{\o}lner {Nets} for {Semidirect} {Products} of {Amenable} {Groups}},
     journal = {Canadian mathematical bulletin},
     pages = {60--66},
     year = {2008},
     volume = {51},
     number = {1},
     doi = {10.4153/CMB-2008-008-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2008-008-7/}
}