Question:
Which employer did Manuel García Velarde work for in Sep, 1963?

Context:
 Manuel García Velarde works for Complutense University of Madrid from Dec, 1992 to Jan, 2011. 
 Manuel García Velarde works for Université libre de Bruxelles from Jan, 1965 to Jan, 1969. 
 Manuel García Velarde works for University of Texas at Austin from Jan, 1969 to Jan, 1971. 
 Manuel García Velarde works for Superior Technical School of Architecture of Madrid from Jan, 1964 to Jan, 1965. 
 Manuel García Velarde works for University of Madrid from Jan, 1963 to Jan, 1965. 
 Manuel García Velarde works for National University of Distance Education from Jan, 1979 to Jan, 1993. 
 Manuel García Velarde works for Autonomous University of Madrid from Jan, 1971 to Jan, 1980.

Answer:
University of Madrid