@article{TRSPY_2009_264_a15,
     author = {S. Mori and Yu. G. Prokhorov},
     title = {Multiple {Fibers} of del {Pezzo} {Fibrations}},
     journal = {Informatics and Automation},
     pages = {137--151},
     publisher = {mathdoc},
     volume = {264},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2009_264_a15/}
}