00319nam a2200121Ia 4500 230907s9999||||xx |||||||||||||| ||und|| 333.82311094 Cornot-Gandolphe, Sylvie. 115647 Flexibility in natural gas : OECD/IEA, Paris : 2002 273 p. : BK 599048 599048 0 0 0 0 CAS-E CAS-E 2019-08-16 0 333.82311094 CAS-E0003147 2023-09-12 2023-09-12 BK