A. Keller, “A Data Structure for Planning Based Workload Management of Heterogeneous HPC Systems,” in Proc. Workshop on Job Scheduling Strategies for Parallel Processing (JSSPP), Orlando, FL, USA, 2018, vol. 10773, pp. 132–151.

O. Niehörster, J. Simon, A. Brinkmann, A. Keller, and J. Krüger, “Cost-aware and SLO Fulfilling Software as a Service,” Journal of Grid Computing, vol. 10, no. 3, pp. 553–577, 2012.

O. Niehörster, A. Keller, and A. Brinkmann, “An Energy-Aware SaaS Stack,” in Proc. Int. Meeting of the IEEE Int. Symp. on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS), 2011.

C. Kleineweber, A. Keller, O. Niehörster, and A. Brinkmann, “Rule Based Mapping of Virtual Machines in Clouds,” in Proc. Int. Conf. on Parallel, Distributed and Network-Based Computing (PDP), 2011.

G. Birkenheuer et al., “Virtualized HPC: a contradiction in terms?,” Software: Practice and Experience, 2011.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, “Enhancing SLA Provisioning by Utilizing Profit-Oriented Fault Tolerance,” in Proc. Int. Conf. on Parallel and Distributed Computing and Systems (PDCS), 2008, pp. 212–218.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, “Germany, Belgium, France, and Back Again: Job Migration using Globus,” in Proc. Int. Conf. on Grid Computing and Applications (GCA), 2008.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, “Implementation of Virtual Execution Environments for improving SLA-compliant Job Migration in Grids,” in Proc. Int. Workshop on Scheduling and Resource Management for Parallel and Distributed Systems, 2008.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, Increasing Fault-tolerance by Introducing Virtual Execution Environments. Paderborn, Germany, 2008.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, “Job Migration and Fault Tolerance in SLA-aware Resource Management Systems,” in Proc. Int. Conf. on Grid and Pervasive Computing (GPC), 2008, pp. 43–48.

M. Hovestadt, A. Keller, and K. Voss, “Paderborn, Belgien, Frankreich und zurück,” Paderborner Universitätszeitschrift (puz), vol. SS 2, 2008.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, “Quality Assurance of Grid Service Provisioning by Risk Aware Managing of Resource Failures,” in Proc. Int. Conf. on Risks and Security of Internet and Systems, 2008.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, “Virtual Execution Environments and the Negotiation of Service Level Agreements in Grid Systems,” in Proc. Int. DMTF Academic Alliance Workshop on Systems and Virtualization Management: Standards and New Technologies, 2008.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, “Virtual Execution Environments for ensuring SLA-compliant Job Migration in Grids,” in Proc. Int. Conf. on Services Computing (SCC), 2008.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, “Planning-based Scheduling for SLA-awareness and Grid Integration,” in Proc. Workshop of the UK PLANNING AND SCHEDULING Special Interest Group (PlanSIG), 2007.

D. Battré, M. Hovestadt, O. Kao, A. Keller, and K. Voss, “Transparent Cross Border Migration of Parallel Multi Node Applications,” in Proc. Cracow Grid Workshop, Academic Computer Center CYFRNET, 2007, pp. 334–341.

F. Heine, M. Hovestadt, O. Kao, and A. Keller, “Provision of Fault Tolerance with Grid-enabled and SLA-aware Resource Management Systems,” in Parallel Computing: Current and Future Issues of High End Computing, G. R. Jouberta, W. E. Nagel, F. J. Peters, O. Plata, F. Tirado, and E. L. Zapata, Eds. 2006, pp. 113–120.

L.-O. Burchard et al., “The Virtual Resource Manager: Local Autonomy versus QoS Guarantees for Grid Applications,” in Future Generation Grids, V. Getov, D. Laforenza, and A. Reinefeld, Eds. 2006, pp. 83–98.

L.-O. Burchard, F. Heine, M. Hovestadt, O. Kao, A. Keller, and B. Linnert, “A Quality-of-Service Architecture for Future Grid Computing Applications.,” in Proc. IEEE Int. Parallel &; Distributed Processing Symposium (IPDPS), 2005, pp. 132a-132a.

F. Heine, M. Hovestadt, O. Kao, and A. Keller, “SLA-aware Job Migration in Grid Environments,” in Grid Computing: New Frontiers of High Performance Computing, vol. 14, L. Grandinetti, Ed. 2005, pp. 185–201.

L.-O. Burchard, H.-U. Heiss, M. Hovestadt, O. Kao, A. Keller, and B. Linnert, “An Architecture for SLA-aware Resource Management,” in Proceedings of the GI-Meeting on Operating Systems, 2004.

O. Kao, M. Hovestadt, and A. Keller, “SLA-aware Job Migration in Grid Environments,” in Proc. Advanced Research Workshop on High Perfomance Computing: Technology and Applications, 2004.

L.-O. Burchard, M. Hovestadt, O. Kao, A. Keller, and B. Linnert, “Virtual Resource Manager: An Architecture for SLA-aware Resource Management,” in Proc. Int. Symposium on Cluster Computing and the Grid (CCGRID), 2004.

M. Hovestadt, O. Kao, A. Keller, and A. Streit, “Scheduling in HPC Resource Management Systems: Queuing vs. Planning,” in Proc. Workshop on Job Scheduling Strategies for Parallel Processing (JSSPP), 2003, vol. 2862, pp. 1–20.

A. Keller and A. Reinefeld, “Anatomy of a Resource Management System for HPC Clusters,” Annual Review of Scalable Computing, vol. 3, pp. 1–31, 2001.

J. Gehring, A. Keller, A. Reinefeld, and A. Streit, “Early Experiences with the EGrid Testbed,” in Proc. Int. Symposium on Cluster Computing and the Grid (CCGRID), 2001, pp. 130–137.

A. Keller and A. Krawinkel, “Lessons Learned While Operating Two Large SCI Clusters,” in Proc. Int. Symposium on Cluster Computing and the Grid (CCGRID), 2001, pp. 303–310.

R. Baraglia, A. Keller, D. Laforenza, and A. Reinefeld, “RsdEditor: A Graphical User Interface for Specifying Metacomputer Components,” in Proc. Heterogenous Computing Workshop HCW at IPDPS, 2000, pp. 336–348.

M. Brune, J. Gehring, A. Keller, and A. Reinefeld, “Managing Clusters of Geographically Distributed High-Performance Computers,” Concurrency, Practice, and Experience, vol. II(15), pp. 887–911, 1999.

M. Brune, A. Keller, and A. Reinefeld, “Multi-User System Management on SCI Cluster,” in SCI - Scalable Coherent Interface: Architecture and Software for High Performance Compute Clusters, H. Hellwagner and A. Reinefeld, Eds. 1999, pp. 443–460.

M. Brune, A. Keller, and A. Reinefeld, “Resource Management for High-Performance PC Clusters,” in Proc. Int. Conf. on High-Performance Computing and Networking (HPCN), 1999, pp. 270–280.

M. Brune, J. Gehring, A. Keller, and A. Reinefeld, “Specifying Resources and Services in Metacomputing Systems,” in High-Performance Cluster Computing: Architecture and Systems, R. Buya, Ed. 1999, pp. 186–200.

A. Keller and A. Reinefeld, “CCS Resource Management in Networked HPC Systems,” in Proc. Heterogenous Computing Workshop (HCW) at IPPS, 1998, pp. 44–56.

M. Brune, J. Gehring, A. Keller, and A. Reinefeld, “RSD - Resource and Service Description,” in Proc. Int. Conf. on High-Performance Computing Systems (HPCS), 1998.

M. Brune, J. Gehring, A. Keller, and B. Monien, “Specifying Resources and Services in Metacomputing Environments,” Parallel Computing, vol. 24, pp. 1751–1776, 1998.

M. Brune, C. Hellmann, and A. Keller, “A Closer Step towards Management of Metacomputing-Resources,” in Proc. Workshop Hypercomputing at ITG/GI-Conference Architekur von Rechensystemen, 1997.