@article{ZNSL_1983_131_a6,
     author = {A. G. Izergin and V. E. Korepin},
     title = {Problem of description of all the $L$-operators for the $XXX$- and $XXZ$- $R$-matrices},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {80--87},
     publisher = {mathdoc},
     volume = {131},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1983_131_a6/}
}