by Tseng, Kuei-Lin, Yang, Gou-Sheng, Hsu, Kai-Chen
Published in Taiwanese journal of mathematics (01.08.2011)

by Kavurmaci, Havva, Avci, Merve, Özdemir, M Emin
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by Chawla, M.M., Al-Zanaidi, M.A.
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by Awasthi, Ashish, TK, Riyasudheen
Published in AIMS mathematics (01.01.2020)

by LIN LI'AI
Year of Publication 18.09.2018

by Ali, Hazrat, Kamrujjaman, Md
Published in TWMS journal of applied and engineering mathematics (01.01.2022)