Ribeiro was instrumental in getting World Heritage sites in Old Goa notified. He was also closely involved in the drafting of the 73rd and 74th Constitutional Amendments passed in Parliament in 1992
​Ribeiro was instrumental in getting World Heritage sites in Old Goa notified. He was also closely involved in the drafting of the 73rd and 74th Constitutional Amendments passed in Parliament in 1992 by Soban News (international And National News)
