@article{02010106,
title = {Relationships between usual and approximate inverse systems.},
journal = {Matematichki Vesnik},
volume = {52},
year = {2000},
pages = {83-97},
zbl = {1031.54006},
language = {en},
url = {http://dml.mathdoc.fr/item/02010106}
}
Lončar, Ivan. Relationships between usual and approximate inverse systems.. Matematichki Vesnik, Tome 52 (2000) pp. 83-97. http://gdmltest.u-ga.fr/item/02010106/