All Stories

  1. Measuring tourist behavioral intentions after the first outbreak of COVID-19 pandemic crisis. Prima facie evidence from the Greek market

    Article • International Journal of Tourism Cities, June 2021, Emerald

    Ioannis Nikas

  2. eSports Tourism: Sports Tourism in a Modern Tourism Environment

    Article • January 2021, Springer Science + Business Media

    Ioannis Nikas

  3. Hybridization of bisection method for solving non-differentiable nonlinear equations

    Article • November 2020, ACM (Association for Computing Machinery)

    Ioannis Nikas

  4. Towards Developing Smart Cities: Evidence from GIS Analysis on Tourists’ Behavior Using Social Network Data in the City of Athens

    Article • January 2019, Springer Science + Business Media

    Ioannis Nikas

  5. Evaluating the Performance of Linear and Nonlinear Models in Forecasting Tourist Occupancy in the Region of Western Greece

    Article • January 2016, Springer Science + Business Media

    Ioannis Nikas

  6. Predicting Tourism Demand in the Western Greece Region Using Independent Component Analysis

    Article • January 2016, Springer Science + Business Media

    Ioannis Nikas

  7. A sequential approach for unconstrained optimization via a partitioning technique

    Article • International Journal of Computer Mathematics, May 2014, Taylor & Francis

    Christina D. Nikolakakou, Ioannis Nikas

  8. Bounding the zeros of an interval equation

    Article • Applied Mathematics and Computation, July 2009, Elsevier

    Ioannis Nikas

  9. Improved Newton’s method without direct function evaluations

    Article • Journal of Computational and Applied Mathematics, May 2009, Elsevier

    Ioannis Nikas