@book
{TN_libero_mab2,
author = {
Frey, Hermann
},
title = {
Ueber das Vorzeichen gewisser bestimmter Integrale
},
publisher = {},
publisher = {: Rössler},
keywords = {
Hochschulschrift
},
year = {1905},
year = {, 1905},
address = {
Heidelberg
,
; Heidelberg
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}