[1]
T. Elbouayachi, “Chirps Construct on Sobolev Spaces and the Behavior of their ${\left\|\hspace{.5cm}\right\|}_{L^2[-\varepsilon,\varepsilon]}$ and ${\left\|\hspace{.5cm}\right\|}_{H^s[-\varepsilon ,\varepsilon ]}$ Norm”, Int. J. Math. And Appl., vol. 7, no. 1, pp. 31–39, Mar. 2019.