TY - JOUR PB - American Physical Society ID - 10.1103/PhysRevFocus.14.15 TI - Nobel Focus: Limited Freedom for Quarks JF - Physical Review Focus JA - Phys. Rev. Focus J1 - FOCUS VL - 14 IS - SP - 15 EP - PY - 2004/10/11/ UR - http://link.aps.org/doi/10.1103/PhysRevFocus.14.15 A1 - Lindley, David ER -