Moore SD, Kamm T, Fleming C (11 December 1996). "Hoechst to seek rest of Roussel-Uclaf; expected $3.04 billion offer would add to the wave of drug-sector linkups". The Wall Street Journal. p. A3. Marshall M (11 December 1996). "Hoechst offers to pay $3.6 billion for rest of Roussel". The Wall Street Journal. p. A8. "Hoechst to buy rest of Roussel". The New York Times. Bloomberg News. 11 December 1996. p. D4. Archived from the original on 25 June 2016.
Moore SD, Kamm T, Fleming C (11 December 1996). "Hoechst to seek rest of Roussel-Uclaf; expected $3.04 billion offer would add to the wave of drug-sector linkups". The Wall Street Journal. p. A3. Marshall M (11 December 1996). "Hoechst offers to pay $3.6 billion for rest of Roussel". The Wall Street Journal. p. A8. "Hoechst to buy rest of Roussel". The New York Times. Bloomberg News. 11 December 1996. p. D4. Archived from the original on 25 June 2016.