Refrigerated hydrocarbon and non-petroleum based liquefied gaseous fuels - Calibration of membrane tanks and independent prismatic tanks in ships - Manual and internal electro-optical distance-ranging methods (ISO 8311:2013); German version EN ISO 8311:2013— 50 стр.
Refrigerated hydrocarbon and non-petroleum based liquefied gaseous fuels. Metering of gas as fuel on LNG carriers during cargo transfer operations— 20 стр.