Business Model Generation A Handbook for Visionaries, Game Changers, and Challengers Osterwalder Alexander Heftet / 2010 / Engelsk
Invincible Company How to Constantly Reinvent Your Organization with Inspiration From the World's Best Business Models Osterwalder Alexander Heftet / 2020 / Engelsk
Business Model You The One-Page Way to Reinvent Your Work at Any Life Stage Clark, Timothy Heftet / 2022 / Engelsk
Value Proposition Design How to Create Products and Services Customers Want Osterwalder Alexander Heftet / 2014 / Engelsk
Object-Oriented Information Systems 9th International Conference, OOIS 2003, Geneva, Switzerland, September 2-5, 2003, Proceedings Konstantas Dimitri Heftet / 2003 / Engelsk