Virtual Private Components - An Approach for Leasing Components. - Alek Opitz; Torsten Mielke; Hartmut König (SMARTNET, 2002)

Optimizing the Access to Read-Only Data in Grid Computing. - Alek Opitz; Hartmut König (DAIS, 2005)

What Does Grid Computing Cost? - Alek Opitz; Hartmut König; Sebastian Szamlewska (J. Grid Comput., 2008)

Predicting Free Computing Capacities on Individual Machines. - Alek Opitz; Hartmut König (GPC, 2009)

Prognose freier Rechenkapazitäten zur besseren Nutzung von Grid-Ressourcen. - Alek Opitz (2009)