"Scaling laws for Ising models near ", Physics2(263), 1966. (The seminal paper for the development of renormalization group theory; see History of renormalization group theory.)
"Operator Algebra and the Determination of Critical Indices", Phys. Rev. Lett.23(1430), 1969. (The seminal paper for the development of conformal field theory; see History of conformal field theory.)