Swedish children's literature other appreciated books; most of them were filmed, some with good results that have led to them being continuously rerun on Swedish television. One of the few fantasy writers in Swedish literature was Tove Jansson (1914–2001), who wrote her stories of the Moomins in nine books and four picture books between 1946 and 1993. Jansson was from Finland's Swedish-speaking minority, and wrote in Swedish. The Moomins are trolls that live in an economically and politically independent state, without any material necessities. Perhaps this explains the vast popularity the Moomins have enjoyed in many different countries. The Moomin books have been
Finnish name share the same surname. All persons have the right to change their surname once without any specific reason. A surname that is un-Finnish, contrary to the usages of the Swedish or Finnish languages, or in use by any person resident in Finland cannot be accepted as the new name, unless valid family reasons or religious or national customs give a reason for waiving this requirement. However, persons may change their surname to any surname that has ever been used by their ancestors, if they can prove such claim. Surnames behave like regular words when forming grammatical cases. Thus, for example,