Concerning Colimits in the Category of Noncommutative Algebras George Nassopoulos — 1973 Δελτίο της Ελληνικής Μαθηματικής Εταιρίας
Duality, uniqueness of topology and automatic continuity of *-homomorphisms in bornological locally C*-algebras George F. Nassopoulos — 2005 Banach Center Publications