TY - RPRT TI - Investigation of PMU Response to Leap Second: 2015 AU - Goldstein, Allen AU - Anand, Dhananjay AU - Li-Baboud, Ya-Shian PY - 2015 PB - National Institute of Standards and Technology SN - NIST IR 8077 DO - 10.6028/NIST.IR.8077 ER -