@online{ timsrc, author = "Mereghetti, Sandro", title = "17th European White Dwarf Workshop: The ultra-massive fast-spinning white dwarf companion of HD 49798", publisher = "Universität Tübingen", year = "2010", month = "Aug", day = "18", url = "https://timms.uni-tuebingen.de:443/tp/UT_20100818_004_eurowd_0001", urldate = "2024-03-29" }