Nicholas P. Vaughan

MEASUREMENT OF THE LEAKAGE AND FIT FACTOR OF A FILTERING FACEPIECE BY CONTINUOUS MONITORING OF PRESSURE PULSATIONS

R. C. Brown, Nicholas P. Vaughan, 1993 .

On the visibility of fibers by phase contrast microscopy

Nicholas P. Vaughan, Stephen J. Rooker, Jean M. M. Le Guen, 1982 .