• Nonstandard Methods in Functional Analysis, World Scientific, (2010), ISBN 978-981-4287-54-8,  316+xxii pages.
• Levy processes on a first order model, Mathematical Logic Quarterly, 56 (3) (2010), pp.310-322.
• A nonstandard Levy-Khintchine formula and Levy processes, Acta Mathematica Sinica, 24 (2) (2008), pp.241-252. MR2383352 
• Isometry games in Banach spaces, Bulletin of the Belgian Mathematical Society, 15(3)(2008), pp.509-521. (with S. Baratella)  MR2457966 
• Margin trading through hyper timeline, International Journal of Theoretical and Applied Finance, 10 (5) (2007), pp.801–815. MR2348410 
• An infinitesimal analysis of the stop-loss-start-gain strategy, International Journal of Theoretical and Applied Finance, 8 (5) (2005), pp.623–633. MR2157814

     (For a full list in AMS Math Reviews, click  HERE.)

• Bidual as a weak nonstandard hull
• Nonstandard hulls of C*-algebras (with S. Baratella)
• Some properties of Banach algebras constructed from the nonstandard hull method (with S. Baratella)
• Two equivalents of the parallelogram law
• Some identities and formulas involving generalized Catalan numbers

     Yisun: the non-Nobel peace prize winner

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