1. Effect of Facial-seal Leaks on Protection Provided by Half-mask Respirators
2. Hinds, W. C. Sampler Efficiencies: Inspirable Mass Fraction. American Conference of Governmental Industrial Hygienists Committee on Air Sampling Procedures. Cincinnati, OH: ACGIH. In: Particle Size-Selective Sampling in the Workplace, Chapter 5A
3. Particle Size-Selective Sampling in the Workplace. American Conference of Governmental Industrial Hygienists. Cincinnati, OH: ACGIH. Report of the ACGIH Technical Committee on Air Sampling Procedures