W., Szepieniec T., Wismüller R.: Two Aspects of Security Solution for Distributed Systems in the Grid on the Example of the OCM-G. In proc. of CGW'03, pp.197-206, Kraków 2004 ISBN 83-915141-3-7. Baliś B., Bubak M., Rząsa W., Szepieniec T.: Efficiency of the GSI Secured Network Transmission. ICCS 2004, LNCS 3036, p. 107-115, 2004, Eds. M. Bubak et al. Rząsa W., Bubak M., Baliś B., Szepieniec T.: Simulation Method for Estimation of Security Overhead of Grid Applications. In proc. of CGW'05, pp. 300-307, Kraków 2006 ISBN 83-915141-5-3, EAN 9788391514153. Rząsa W., Bubak M., Baliś B., Szepieniec T.: Overhead Verification for Cryptographically Secured Transmission in the Grid. Computing and Informatics, Vol. 26, 2007, 89-101. Rząsa W., Bubak M.: Application of Petri Nets to Evaluation of Grid Applications Efficiency. In proc. of CGW'08, pp. 261-269, Kraków 2009, ISBN 978-83-61433-00- 2. Rząsa W.: Combining Timed Colored Petri Nets and Real TCP Implementation to Reliably Simulate Distributed Applications. CN 2009, CCIS 39, pp. 79-86, 2009, Eds. A. Kwiecień, P. Gaj, and P. Stera. Dec G, Jędrzejec B, Rząsa W.: Kolorowana sieć Petriego jako model systemu podejmowania decyzji kredytowej. STUDIA INFORMATICA 2010, Volume 31, Number 2A (89). Rząsa W., Bubak M.: Simulation Method Supporting Development of Parallel Applications for Grids. In proc. of CGW'10, pp. 194-201, Kraków 2011, ISBN 978-83- 61433-03-3. Dec G., Rząsa W.: Modelowanie wielowarstwowej rozproszonej aplikacji www z zastosowaniem TCPN. Praca zbiorowa pod red. L. Trybusa i S. Samoleja: Projektowanie, analiza i implementacja systemów czasu rzeczywistego, ISBN 878-83-206-1822-8, Wyd. Komunikacji i Łączności, Warszawa 2011, pp. 137-148. Rząsa W., Rzońca D., Stec A., Trybus B.: Analysis of Challenge-Response Authentication in a Networked Control System, in: Kwiecien A., Gaj P., and Stera P. (Eds.): Computer Networks 2012, Communications in Computer and Information Science 291, Springer-Verlag Berlin Heidelberg 2012, pp. 271-279. Rząsa W., Bubak M., Nawarecki E.: High-Level Model for Performance Evaluation of Distributed Applications, in: Balicki J., Krawczyk H., Nawarecki E. (Eds.): Grid and Volunteer Computing, Gdansk University of Technology Faculty of Elektronics, Telecomunication and Informatics Press, Gdańsk 2012, pp. 7-23. Rząsa W.: Synchronization Algorithm for Timed Colored Petri Nets and Ns-2 Simulators, in: Kwiecień A., Gaj P., and Stera P. (Eds): CN2013, CCIS 370, pp. 1-10, Springer-Verlag Berlin Heidelberg, 2013, ISSN 1865-0929, ISBN 978-3-642-38864-4. Kowalski, M.; Rzasa, W., "Object-oriented approach to Timed Colored Petri Net simulation," Computer Science and Information Systems (FedCSIS), 2013 Federated Conference on, pp.1401,1404, 8-11 Sept. 2013, ISBN 978-1-4673-4471-5 (Web), 978-83-60810-53-8 (USB), IEEE Catalog Number: CFP1385N-ART (Web),CFP1385N-USB (USB) Jamro M., Rzońca D., Rząsa W.: Testing communication tasks in distributed control systems with SysML and Timed Colored Petri Nets model. Computers in Industry, Vol. 71, August 2015, pp. 77-87. Rząsa W.: "Simulation-Based Analysis of a Platform as a Service Infrastructure Performance from a User Perspective", P. Gaj et al. (Eds.): CN 2015, CCIS 522, pp. 182–192, 2015 ISBN: 978-3-319-19418-9. Rząsa W., Rzońca D.: Event-Driven Approach to Modeling and Performance Estimation of a Distributed Control System, in: Gaj P., Kwiecień A., and Stera P. (Eds.): Computer Networks 2016, Communications in Computer and Information Science 608, Springer International Publishing 2016, pp. 168-179. Rząsa W., Rzońca D.: Event-Driven Approach to Modeling and Performance Estimation of a Distributed Control System, in: Gaj P., Kwiecień A., and Stera P. (Eds.): Computer Networks 2016, Communications in Computer and Information Science 608, Springer International Publishing 2016, pp. 168-179. Rząsa W.: Predicting Performance in a PaaS Environment: a Case Study for a Web Application. Computer Science, [S.l.], vol. 18(1), pp. 21 -39, 2017. ISSN 2300- 7036. Rząsa W., Jamro M., Rzonca D.: Improving Accuracy of a Network Model Basing on the Case Study of a Distributed System with a Mobile Application and an API. In: Gaj P., Kwiecień A., Sawicki M. (eds) Computer Networks. CN 2017. Communications in Computer and Information Science, vol 718. Springer, Cham, pp 14-27, DOI: 10.1007/978-3-319-59767-6_2 Rzońca D., Rząsa W., Samolej S.: Consequences of the Form of Restrictions in Coloured Petri Net Models for Behaviour of Arrival Stream Generator Used in Performance Evaluation, in: Gaj P., Sawicki M., Suchacka G., Kwiecień A. (Eds.): Computer Networks. CN 2018. Communications in Computer and Information Science, vol 860. Springer, Cham, 2018, pp. 300-310. Wojciech Rząsa @wrzasa Przewidywanie zmian wydajności aplikacji rozproszonych