TY - CONF ID - iiasa4844 UR - https://pure.iiasa.ac.at/id/eprint/4844/ A1 - Rogner, H.-H. Y1 - 1996/// TI - Hydrogen technologies and the technology learning curve SP - 1839 AV - none EP - 1849 T2 - Proceedings of the 11th World Hydrogen Energy Conference Hydrogen '96 ER -