Einstein, , Dan, Ernst Worrell, and Marta Khrushch."Steam systems in industry: Energy use and energy efficiency improvement potentials."ACEEE's 2001 Summer Study on Energy Efficiency in Industry Proceedings 1 (2001).
Worrell, Ernst, Nathan C. Martin, Norma Anglani, Dan Einstein, Marta Khrushch, and Lynn K. Price."Opportunities to improve energy efficiency in the U.S. pulp and paper industry."Paper Machine Technology, Relating Processing to Paper and Board Properties 29 (2001).
Murtishaw, Scott, Leon J. Schipper, Fridtjof Unander, Sohbet Karbuz, and Marta Khrushch."Lost carbon emissions: The role of non-manufacturing other industries and refining in industrial energy use and carbon emissions in IEA countries."Energy Policy 29 (2000).