@book{id_13182,
author = "Ramsayer, Karl",
title = "Untersuchungen eines geschlossenen Raumpolygonzugs",
year = "1974",
address = "München",
publisher = "Beck",
series = "DGK: Veröffentlichungen A: Theoretische Geodäsie",
volume = "80",
isbn = "3-7696-8165-7",
}