@book
{TN_libero_mab2,
author = {
Euler, Leonhard
},
title = {
Leonhardi Euleri Opera omnia
Series 2. Opera mechanica et astronomica 18 Scientia navalis, 1
},
publisher = {Orell Füssli},
year = {1967},
address = {
Turici
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}