00394nam a22001457a 450000100060000000300100000600500170001604000140003300800410004702000180008824500630010626000440016930000110021365000240022417980MX-SIABUC20260702205008.0  aMX-SIABUC050619s1997    sw x   j            eng d  a91-89098-00-50 aThe international IDEA handbook of electoral system design4 aStockholm, Sweden :bInternational IDEA4 a167 p.  a1.DERECHO ELECTORAL