Sewing constraints and non-orientable open strings

Infinite conformal symmetry in two-dimensional quantum field theory

A. A. Belavin, A. Polyakov, A. B. Zamolodchikov · Nuclear Physics B · 1984 · 4.9K citations · Full text

Natural Sciences, Physics, Mathematical Physics +11

Operator content of two-dimensional conformally invariant theories

John Cardy · Nuclear Physics B · 1986 · 2K citations

Natural Sciences, Mathematics, Physics +13

Boundary conditions, fusion rules and the Verlinde formula

John Cardy · Nuclear Physics B · 1989 · 1.4K citations

Natural Sciences, Mathematics, Physics +15

Superstring theory

John H. Schwarz · Physics Reports · 1982 · 1.1K citations

On the systematics of open-string theories

Massimo Bianchi, Augusto Sagnotti · Physics Letters B · 1990 · 570 citations

Natural Sciences, Mathematics, Physics +12