@article{SLC_2002-2003_48_a4,
     author = {Sergey Kitaev},
     title = {Generalized {Pattern} {Avoidance} with {Additional} {Restrictions}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {48},
     year = {2002-2003},
     url = {http://geodesic.mathdoc.fr/item/SLC_2002-2003_48_a4/}
}