The published papers in Appendix I are 

Daniel Kirby et al, 
LET dependence of GafChromic films and an ion chamber in low-energy proton dosimetry		
2010	417	Physics in Medicine and Biology	55(2)	ISSN: 0031-9155
http://stacks.iop.org/0031-9155/55/i=2/a=006	

D. Kirby, Green S., Fiorini F., Parker D., Romagnani L., Doria D., Kar S., Lewis C., Borghesi M., Palmans H.,
Radiochromic film spectroscopy of laser-accelerated proton beams using the FLUKA code and dosimetry traceable to primary standards 
Laser and Particle Beams  2011 Vol 29 p 231
DOI: 10.1017/S0263034611000206
http://dx.doi.org/10.1017/S0263034611000206