RT Journal Article SR Electronic T1 Isabelle and U.S. Particle Physics JF Science JO Science FD American Association for the Advancement of Science SP 606 OP 606 DO 10.1126/science.214.4521.606 VO 214 IS 4521 A1 ADAIR, ROBERT K. YR 1981 UL http://science.sciencemag.org/content/214/4521/606.1.abstract AB