First Measurements of Ambient Total Gaseous Mercury (TGM) at the EvK2CNR Pyramid Observatory in NepalL. E. Gratz, G. Esposito, S. Dalla Torre, F. Cofone, N. Pirrone and F. SprovieriE3S Web of Conferences, 1 (2013) 27004DOI: https://doi.org/10.1051/e3sconf/20130127004