P,r,ó,l,o,g,o,.,—,1,., ,L,e,y, ,4,9,/,1,9,6,0,,, ,d,e, ,2,1, ,d,e, ,j,u,l,i,o,,, ,s,o,b,r,e, ,p,r,o,p,i,e,d,a,d, ,h,o,r,i,z,o,n,t,a,l,.,—,2,., ,L,e,y, ,2,9,/,1,9,9,4,,, ,d,e, ,2,4, ,d,e, ,n,o,v,i,e,m,b,r,e,,, ,d,e, ,a,r,r,e,n,d,a,m,i,e,n,t,o,s, ,u,r,b,a,n,o,s,.,—,3,., ,L,e,y, ,4,2,/,1,9,9,8,,, ,d,e, ,1,5, ,d,e, ,d,i,c,i,e,m,b,r,e,,, ,s,o,b,r,e, ,d,e,r,e,c,h,o,s, ,d,e, ,a,p,r,o,v,e,c,h,a,m,i,e,n,t,o, ,p,o,r, ,t,u,r,n,o, ,d,e, ,b,i,e,n,e,s, ,i,n,m,u,e,b,l,e,s, ,d,e, ,u,s,o, ,t,u,r,í,s,t,i,c,o, ,y, ,n,o,r,m,a,s, ,t,r,i,b,u,t,a,r,i,a,s,.,—,4,., ,L,e,y, ,4,9,/,2,0,0,3,,, ,d,e, ,2,6, ,d,e, ,n,o,v,i,e,m,b,r,e,,, ,d,e, ,a,r,r,e,n,d,a,m,i,e,n,t,o,s, ,r,ú,s,t,i,c,o,s,., ,