@article{10_4064_ap_35_3_229_246,
     author = {K. Radziszewski},
     title = {Specialization of a frame and its geometrical interpretation},
     journal = {Annales Polonici Mathematici},
     pages = {229--246},
     publisher = {mathdoc},
     volume = {35},
     number = {3},
     year = {1977},
     doi = {10.4064/ap-35-3-229-246},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-35-3-229-246/}
}