classic papers of the week -- 51

Question of Parity Conservation in Weak Interactions

• T.D. Lee (Columbia University, New York, New York) , Chen-Ning Yang (Brookhaven National Laboratory, Upton, New York)

The absolute magnitudes of Type Ia supernovae

• Phillips, M. M. (Cerro Tololo Inter-American Observatory, La Serena, Chile)

Nuclear forces from chiral Lagrangians

• Steven Weinberg (Theory Group, Department of Physics, University of Texas, Austin, TX)