L. Schmidt, and H. Luczak. Proceedings of the 14th Triennial Congress of the International Ergonomics Association and the 44th Annual Meeting of the Human Factors and Ergonomics Society (San Diego 2000), page 623–626. Santa Monica, Human Factors and Ergonomic Society, (2000)
L. Schmidt, S. Düsselmann, C. Schlick, O. Tegel, and H. Luczak. Proceedings of the 6th International Design Conference (Dubrovnik 2000), page 44–48. Zagreb, CTT, Fakultet strojarstva brodogradnje Sveucilista, (2000)
S. Wiedenmaier, O. Oehme, L. Schmidt, and H. Luczak. Proceedings of the IEEE and ACM International Symposium on Augmented Reality (New York 2001), page 185–186. Los Alamitos, IEEE Computer Society, (2001)
O. Oehme, S. Wiedenmaier, L. Schmidt, and H. Luczak. Systems, Social and Internationalization Design Aspects of Human-Computer Interaction: Proceedings of the HCI International 2001 (New Orleans 2001), page 1026–1030. Mahwah, Erlbaum, (2001)