[2] Křížek, M., Křížek, F., Somer, L.: Antigravity - Its Origin and Manifestations. Lambert Academic Publishing, Saarbrücken (2015).
[5] Segeth, K., al., et:
Preface. Applications of Mathematics 2012: Proceedings of International Conference Institute of Mathematics, Czech Academy of Sciences, Prague (2012), i--iv.
MR 3204452 |
Zbl 1277.00031