@article{ZNSL_2008_353_a15,
     author = {M. Yu. Nikanorova},
     title = {Classification of two-dimensional totally geodesic submanifolds in the {Grassmannian} $G_{3,6}^+$},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {162--180},
     year = {2008},
     volume = {353},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2008_353_a15/}
}