2908 20160802161150.0 10.1038/nphys3847 DOI SCART-2016-0008 Van Camp, Michel The slightness of gravimetry 2016 How and why does gravity 'g' vary? Why do we measure it? How do we measure gravity accurately? NO Gravity Gravimetry de Viron, Olivier Nature Physics 12 2016 8 816 michel.vancamp@observatoire.be http://rdcu.be/jzh2 http://www.nature.com/nphys/journal/v12/n8/full/nphys3847.html published in REFERD