Johnson Thomas, Zhe Ming Shen, Marcin Paprzycki, Marty Crossland, A Mobile Location-based Framework for Secure E-Commerce and E-Government. In: Z. Yuansheng et. al. (eds.), Management of E Commerce and E-Government, Nova Science Publishers, New York, NY, 2007, 51-66, PDF

Piotr Drygas, Marek Kowalkiewicz, Marcin Paprzycki, Marketing Activities of Polish Internet Retailers. In: Nuno Guimarães and Pedro Isaías (eds.) Proceedings IADIS AC’05, International Conference on Applied Computing, Algarve, Portugal, IADIS Press, Lisbon, 2005, 479-486, PDF

Cristina Elena Nistor, Robert Oprea, Marcin Paprzycki, Garima Parakh, The Role of a Psychologist in E-commerce Personalization. In: Proceedings of the 3rd European E-COMM-LINE 2002 Conference, Bucharest, Romania, 2002, 227-231, PDF

Minor Gordon, Janina Jakubczyc, Violetta Galant, Marcin Paprzycki, Knowledge Management in an E-commerce System. In: Proceedings of the Fifth International Conference on Electronic Commerce Research, Montreal, Canada, October, 2002, CD, 15 pages, PDF

Violetta Galant, Janina Jakubczyc, Marcin Paprzycki, Infrastructure for E-commerce. In: M. Nycz, M. L. Owoc (eds.), Proceedings of the 10 ^th Conference Extracting Knowledge from Databases, Wrocław University of Economics Press, 2002 32-47, PDF