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2. Editors : Naokant Deo, Vijay Gupta, Ana Maria Acu, Purshottam Agrawal, Mathematical Analysis II: Optimisation, Differential Equations and Graph Theory, ICRAPAM 2018, New Delhi, India, October 23–25, Springer Proceedings in Mathematics & Statistics, 2020, 272p, ISBN-13: 978-9811511561; ISBN-10: 981151156X
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