Presentations given in international conferences / workshops

Efficient Rebalancing of Tree-Type Main Memory Dictionaries, 5th Australasian Database Conference, New Zealand, 1994

Avoiding Redundant Computations in Evaluating Linear Queries, 5th Australasian Database Conference, New Zealand, 1994 (on behalf of Seppo Sippu and Eljas Soisalon-Soininen)

CENVIRON - An Environment for Teaching and Learning C Language, CLCE'94, Complex Learning in Computer Environment, Finland, 1994

Internet-Based Training of Data Structures and Algorithms,  Conference of Learning and Collaboration in Virtual Environments, Finland, 1999.

New Methods for Teaching Data Structures and Algorithms, Inno2000, International Conference of Innovations in Higher Education, Finland, 2000.

Internet-supported Course of Data Structures and Algorithms, FIG - Seminar of Virtual Academy, Finland, 8.6.2001

Experiences in Automatic Assessment on Mass Courses and Issues for Designing Virtual Courses}, ITICSE'2002, Innovation and Technology in Computer Science Education, 2002.

Problem Based Learning in Introductory Programming ? Does It Scale Up? Second Finnish / Baltic Sea Conference of Computer Science Education, 2002.

Course Management System For Large Scale Courses, Second Finnish / Baltic Sea Conference of Computer Science Education, 2002.

Automatic Feedback and Resubmission as Learning Aid, ICALT 2004, International Conference on Advanced Learning technologies, 2004.