Rāshid ʻAbd al-Muḥsin Muḥammad Aḥmad

Dawr al-jamārik al-Sūdānīyah fī infādh ittifāqīyat al-jawānib al-muttaṣilah bi-al-tijārah min ḥuqūq al-milkīyah al-fikrīyah (TRIPS)

al-Milkīyah al-fikrīyah wa-al-jamārik