@article{ZNSL_2003_299_a5,
     author = {V. A. Zalgaller},
     title = {Shortest inspection curves for a~sphere},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {87--108},
     publisher = {mathdoc},
     volume = {299},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2003_299_a5/}
}