@article{LOSSOW17_ACP, author = "S. Lossow and H. Garny and P. J{\"o}ckel", title = "An ''island'' in the stratosphere -- {o}n the enhanced annual variation of water vapour in the middle and upper stratosphere in the southern tropics and subtropics", journal= "Atmos. Chem. Phys.", volume = "17", number = "18", pages = "11521-11539", doi = "10.5194/acp-17-11521-2017", url = "https://doi.org/10.5194/acp-17-11521-2017", year = "2017" }