@article{02239253,
title = {Minimum segments in sequent derivations.},
journal = {Publications de l'Institut Math\'ematique. Nouvelle S\'erie},
volume = {73(87)},
year = {2003},
pages = {5-17},
doi = {10.2298/PIM0374005B},
zbl = {1076.03037},
language = {en},
url = {http://dml.mathdoc.fr/item/02239253}
}
Borisavljević, Mirjana. Minimum segments in sequent derivations.. Publications de l'Institut Mathématique. Nouvelle Série, Tome 73(87) (2003) pp. 5-17. doi : 10.2298/PIM0374005B. http://gdmltest.u-ga.fr/item/02239253/