@misc{Ławrynowicz_Julian_Structure,
 author={Ławrynowicz, Julian and Vaccaro, Massimo},
 howpublished={online},
 publisher={Wydawnictwo Uniwersytetu Marii Curie-Skłodowskiej},
 language={eng},
 type={artykuł},
 title={Structure fractals and para-quaternionic geometry},
 keywords={Clifford structure, quaternion, fractal, para-quaternion, quadratic form, bilinear form},
}