M. Lindemann

International comparison of photometric units maintained at the VNIIOFI (Russia) and the PTB (Germany)

G. Sauter, V. Sapritsky, W. Erb, 1998 .

Colorimetry of LEDs with array spectroradiometers

A. Sperling, Saulius Nevas, Robert Maass, 2009 .

Development of an LED reference light source for calibration of radiographic imaging detectors

D. Bar, B. Bromberger, V. Dangendorf, 2010, 1002.1622.

Stability of array spectroradiometers and their suitability for absolute calibrations

A. Sperling, Saulius Nevas, S. Nevas, 2012 .

Convenient integrating sphere scanner for accurate luminous flux measurements

M. Anokhin, S. Winter, M. Lindemann, 2009 .

Analysis of Integrating Sphere Errors for Lamps Having Different Angular Intensity Distributions

Yoshihiro Ohno, M Lindemann, G Sauter, 1997 .