TY - CONF AU - Leonard Hanssen AU - Sergey Mekhontsev AU - Alexander Prokhorov C2 - 8th Int''l Symp. Temperature and Thermal Measurements in Industry and Science , Berlin, GE DA - 2003-01-01 LA - en PB - 8th Int''l Symp. Temperature and Thermal Measurements in Industry and Science , Berlin, GE PY - 2003 TI - Evaluation of Performance of Integrating Spheres For Indirect Emittance Measurement, ed. by B. Fellmuth, J. Seidel, and G. Scholz ER -