00445nam a2200157Ia 4500003000500000005001700005008004100022020001800063041000700081245009200088260002400180300001700204500001400221650003300235080001900268BNCV20231122114543.0190502b           ||||| |||| 00| 0 por d  a92 64 23497 7  aFR  aLe service universel et la restructuration des tarifs dans les telecommunications/ OCDE  aParis:bOCDE,c1991  a218 p.b:il.  aInv. 2018  aTelecomunicações-tarifas  a654.03bOCD se