deb http://repos.uclv.edu.cu/ubuntu bionic  main restricted universe multiverse
deb http://repos.uclv.edu.cu/ubuntu bionic-updates  main restricted universe multiverse
deb http://repos.uclv.edu.cu/ubuntu bionic-security  main restricted universe multiverse
deb http://repos.uclv.edu.cu/ubuntu bionic-backports  main restricted universe multiverse
deb http://repos.uclv.edu.cu/ubuntu bionic-proposed  main restricted universe multiverse