TY - GEN AU - Alexander, Charles., CN - K3 ID - 23981 KW - Copyright KW - Copyright. KW - Collective management KW - Licensing T1 - Collective management of copyright and related rights :a user's perspective / TI - Collective management of copyright and related rights :a user's perspective / VL - June 2007, Vol. 25, No. 3, pages 109-119 ER -