found: His Constitutional law cases ... 1971.
found: Our heritage and beyond, 1982:t.p. (Professor S. Jayakumar) p. 8 (Minister of State (Law & Home Affairs))
found: The South China Sea disputes and the law of the seas, 2014:t.p. (S. Jayakumar, Professor, Chairman of the International Advisory Panel of the Centre for International Law, National University of Singapore) p. 3 ("Singapore's former Deputy Prime Minister and Senior Minister ... also consultant at the law firm of Drew and Napier)
found: Be at the table or be on the menu, 2015:t.p. (S. Jayakumar) jkt. (b. August 12, 1939 in Singapore; LL.B., University of Singapore, 1963; LL.M., Yale Law School, 1966; served as a cabinet minister and member of parliament in the Singapore government from 1980 to 2011)
found: Singapore Infopedia, August 19, 2015(Shunmugam Jayakumar)