1. D. V. Shirkov, Phys. Part. Nucl. Lett., 7, 379–383 (2010); arXiv:1004.1510v3 [hep-th] (2010).
2. L. Anchordoqui et al., “Vanishing dimensions and planar events at the LHC,” arXiv:1003.5914v2 [hep-ph] (2010).
3. W. Pauli, Rev. Modern Phys., 13, 203–232 (1941).
4. N. N. Bogoliubov and D. V. Shirkov, Introduction to the Theory of Quantized Fields [in Russian], Nauka, Moscow (1984); English transl. prev. ed., Wiley, New York (1980).
5. N. N. Bogoliubov and D. V. Shirkov, Quantum Fields [in Russian], Nauka, Moscow (1993); English transl. prev. ed., Benjamin/Cummings, Reading, Mass. (1983).