TY - CONF AU - Tan, Joseph AU - Bollinger, John AU - Wineland, David C2 - 1994 Conference on Precision Electromagnetic Measurements , Boulder, CO DA - 1994-01-01 LA - en PB - 1994 Conference on Precision Electromagnetic Measurements , Boulder, CO PY - 1994 TI - Minimizing Time Dilation Shift in Penning Trap Atomic Clocks ER -