@online{
   timsrc,
   author = "Dufour, Patrick",
   title = "17th European White Dwarf Workshop: HST observations of Hot DQ white dwarfs",
   publisher = "Universität Tübingen",
   year = "2010",
   month = "Aug",
   day = "16",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20100816_014_eurowd_0001",
   urldate = "2024-04-25"
}