@article{ZNSL_2021_509_a12,
     author = {D. P. Solovyev},
     title = {Towards counting paths in lattice path models with filter restrictions and long steps},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {201--215},
     publisher = {mathdoc},
     volume = {509},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2021_509_a12/}
}