@article{CGTM_2010_3_a3,
     author = {Luigi De Cesare and Andrea Di Liddo},
     title = {Marketing {Strategies} for {Periodic} {Subscriptions}},
     journal = {Contributions to game theory and management},
     pages = {29--39},
     publisher = {mathdoc},
     volume = {3},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CGTM_2010_3_a3/}
}