@article{id_13630, title = "Alumina shunt for precooling a cryogen-free 4He or 3He refrigerator", author = "Kurt Uhlig", journal = "Cryogenics", volume = "79", year = "2016", pages = "35-37", url = "http://www.sciencedirect.com/science/article/pii/S0011227516301047", }