A Tutoring System for IT Security. - Ji Hu 001; Michael Schmitt 002; Christian Willems; Christoph Meinel (World Conference on Information Security Education, 2003)

Explorative Learning of Wireless Network Security with Tele-Lab IT-Security. - Dirk Cordel; Christoph Meinel; Stephan Repp; Christian Willems (ICHL, 2008)

Awareness Creation mit Tele-Lab IT-Security: Praktisches Sicherheitstraining im virtuellen Labor am Beispiel Trojanischer Pferde. - Christian Willems; Christoph Meinel (Sicherheit, 2008)

Tele-Lab IT-Security: an Architecture for an online virtual IT Security Lab. - Christian Willems; Christoph Meinel (Int. J. Online Eng., 2008)

Security in Tele-Lab - Protecting an online virtual lab for security training. - Christian Willems; Wesam Dawoud; Thomas Klingbeil; Christoph Meinel (ICITST, 2009)

Verteiltes Design Thinking mit teleBoard. - Raja Gumienny; Oliver Böckmann; Christian Willems; Matthias Quasthoff; Lutz Gericke; Christoph Meinel (MuC, 2009)

The Service Security Lab: A Model-Driven Platform to Compose and Explore Service Security in the Cloud. - Michael Menzel 001; Robert Warschofsky; Ivonne Thomas; Christian Willems; Christoph Meinel (SERVICES, 2010)

Tele-Board: Enabling efficient collaboration in digital design spaces. - Raja Gumienny; Lutz Gericke; Matthias Quasthoff; Christian Willems; Christoph Meinel (CSCWD, 2011)

A distributed virtual laboratory architecture for cybersecurity training. - Christian Willems; Thomas Klingbeil; Lukas Radvilavicius; Antanas Cenys; Christoph Meinel (ICITST, 2011)

Handwriting recognition for a digital whiteboard collaboration platform. - Lutz Gericke; Matthias Wenzel; Raja Gumienny; Christian Willems; Christoph Meinel (CTS, 2012)

Online assessment for hands-on cyber security training in a virtual lab. - Christian Willems; Christoph Meinel (EDUCON, 2012)

openHPI: Evolution of a MOOC Platform from LMS to SOA. - Michael Totschnig; Christian Willems; Christoph Meinel (CSEDU, 2013)

openHPI: Soziales und Praktisches Lernen im Kontext eines MOOC. - Franka Grünewald; Elnaz Mazandarani; Christoph Meinel; Ralf Teusner; Michael Totschnig; Christian Willems (DeLFI, 2013)

Designing MOOCs for the Support of Multiple Learning Styles. - Franka Grünewald; Christoph Meinel; Michael Totschnig; Christian Willems (EC-TEL, 2013)

openHPI - A case-study on the emergence of two learning communities. - Franka Grünewald; Elnaz Mazandarani; Christoph Meinel; Ralf Teusner; Michael Totschnig; Christian Willems (EDUCON, 2013)

Handling re-grading of automatically graded assignments in MOOCs. - Jan Renz; Thomas Staubitz; Christian Willems; Hauke Klement; Christoph Meinel (EDUCON, 2014)

Lightweight ad hoc assessment of practical programming skills at scale. - Thomas Staubitz; Jan Renz; Christian Willems; Johannes Jasper; Christoph Meinel (EDUCON, 2014)

The gamification of a MOOC platform. - Thomas Staubitz; Christian Willems; Christiane Hagedorn; Christoph Meinel (EDUCON, 2017)

Team Placement in Crowd-Resourcing Virtual Laboratory for IT Security e-Learning. - Johannes Sianipar; Christian Willems; Christoph Meinel (ICCBDC, 2017)

Signed URL for an Isolated Web Server in a Virtual Laboratory. - Johannes Sianipar; Christian Willems; Christoph Meinel (ICETC, 2017)

Virtual Machine Integrity Verification in Crowd-Resourcing Virtual Laboratory. - Johannes Harungguan Sianipar; Christian Willems; Christoph Meinel (SOCA, 2018)

Virtual Machine Integration & Fault Recovery in Crowd-Resourcing Virtual Laboratory. - Johannes Harungguan Sianipar; Christian Willems; Christoph Meinel (ICCCM, 2019)