11.   Before he left the collaboration, he guided the research of a Ph.D. candidate, James Hill.

12.   A prime source of this revisionism is the research of David Card of Princeton University and Alan Krueger, now the chief economist at the Department of Labor.

13.   Also central to the research of the actors and Avnet were two survivors of the uprising.

14.   But now the research of a California sociologist documents these phenomena.

15.   But some scientists have cast doubt on the research of Matser and others.

16.   Cowell takes as her point of departure the researches of the eminent A.L. Rowse, which means that invention per se is used as mortar, not brick.

17.   Crichton based his book on the research of Dr. George Poinar at the University of California at Berkeley, who had extracted ancient DNA from amber.

18.   Consider the research of psychologist Judith Langlois.

19.   Dell conducts little research of its own.

20.   Dardis said that Abdul-Jabbar has a friend who lives in the area and did some research of the culture there for a non-fiction book.