@article{JMAG_2020_16_3_a0,
     author = {Yuriy Aminov},
     title = {On isometric immersions of the {Lobachevsky} plane into 4-dimensional {Euclidean} space with flat normal connection},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {208--220},
     year = {2020},
     volume = {16},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JMAG_2020_16_3_a0/}
}