@book
{TN_libero_mab2,
author = {
Martin, William Ted
AND
Reissner, Eric
},
title = {
Elementary differential equations
},
publisher = {Addison-Wesley},
year = {1956},
booktitle = {Addison-Wesley mathematics series},
address = {
Cambridge, Mass.
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}