TY - JOUR AU - Neil Ashby AU - Derek Van Westrum C2 - Metrologia DA - 2020-05-29 04:05:00 DO - https://doi.org/10.1088/1681-7575/ab7d12 LA - en PB - Metrologia PY - 2020 TI - Comparison of Open and Solid Falling Retroreflector Gravimeters ER -