@misc
{TN_libero_mab2,
author = {
Llibre, Jaume
},
title = {
Some families of quadratic systems with at most one limit cycle
},
publisher = {Moldova State University},
isbn = {1024-7696},
isbn = {2587-4322},
keywords = {
General Mathematics
},
year = {2023},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}