1. H.I. Abdel-Gawad, M. Tantawy, M.S. Osman, Dynamic of DNA’s possible impact on its damage. Math. Methods Appl. Sci. 39(2), 168–176 (2016)
2. M.A.E. Abdelrahman, M.M.A. Khater, Exact traveling wave solutions for Fitzhugh–Nagumo (FN) equation and modified Liouville equation. Int. J. Comput. Appl. 113, 1–7 (2015)
3. G.B. Airy, On the regulator of the clock-work for effecting uniform movement of equatoreals. Mem. R. Astron. Soc. 11, 249 (1840)
4. G.B. Airy, Mathematical Tracts on the Lunar and Planetary Theories... Disegned for the Use of Students in the University by George Biddell Airy (Macmillan and C., New York, 1858)
5. G.B. Airy, Autobiography of Sir George Biddell Airy..., vol. 10655 (Cambridge University Press, Cambridge, 1896)