Spanish Stephen Barr Cited by user Olavarria10 on 13 Mar 2024 Stephen Matthew Barr (28 de noviembre de 1953) es un físico estadounidense y profesor emérito de física en la Universidad de Delaware.
English Stephen Barr Cited by user Gerwoman on 09 Dec 2016 Stephen M. Barr (born 1953) is an American author and professor in the Department of Physics and Astronomy at the University of Delaware, and a member of its Bartol…