APA:
Akama, Yohji, Van Cleemput, Nico (2015). Spherical tilings by congruent quadrangles: Forbidden cases and substructures.
Ars mathematica contemporanea, volume 8, issue 2, str. 297-318.
URN:NBN:SI:doc-ASVFX32P from http://www.dlib.si
MLA:
Akama, Yohji, Van Cleemput, Nico. "Spherical tilings by congruent quadrangles: Forbidden cases and substructures."
Ars mathematica contemporanea volume 8. issue 2 (2015) str. 297-318.
<http://www.dlib.si/?URN=URN:NBN:SI:doc-ASVFX32P>