130119document48572Methane as an energy source for the 21st century.pdfapplication/pdfee956dfb84a35e53983486007f0c5f1dMD563652662016-04-05 14:20:03https://pure.iiasa.ac.at/id/eprint/6571/1/Methane%20as%20an%20energy%20source%20for%20the%2021st%20century.pdf