@article{JMAG_2011_7_2_a0,
     author = {V. M. Bruk},
     title = {On linear relations generated by a differential expression and by {a~Nevanlinna} operator function},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {115--140},
     year = {2011},
     volume = {7},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JMAG_2011_7_2_a0/}
}