@online{
   timsrc,
   author = "Steward, Fred",
   title = "Transformative innovation perspectives on sustainable energy policy",
   publisher = "Universität Tübingen",
   year = "2010",
   month = "Sep",
   day = "22",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20100922_004_summit_0001",
   urldate = "2024-05-17"
}