Pütsep, Ervin, 1921-1995 (Personal Name)

His Modern hospital, 1979 (1981 printing): t.p. (Ervin Pütsep) jkt. (hospital architect and planner, Stockholm)

LC data base, 10-13-86 (hdg.: Putsep, Ervin, 1921- )

Aspects of Estonian Culture, 1961: title page verso (Ervin P. Pütsep) page 323 (born 1921 in Võru; architect and art critic)

Vikipeedia (Estonian), June 8, 2020 (Ervin Peeter Pütsep; born April 1, 1921 in Võru; died September 21, 1995 in Stockholm; Estonian and Swedish architect and art historian) https://et.wikipedia.org/w/index.php?title=Ervin_Peeter_P%C3%BCtsep&oldid=5359803