Crutchley, Benjamin; I. P. Marko; S. J. Sweeney; J. Pal; M.A. Migliorato (2013). "Optical properties of InGaN-based LEDs investigated using high hydrostatic pressure dependent techniques". Physica Status Solidi B. 250 (4): 698–702. Bibcode:2013PSSBR.250..698C. doi:10.1002/pssb.201200514.
Pal, Joydeep; M. A. Migliorato; C.-K. Li; Y.-R. Wu; B. G. Crutchley; I. P. Marko; S. J. Sweeney (2000). "Enhancement of Efficiency of InGaN-based LEDs through Strain and Piezoelectric Field Management". J. Appl. Phys. 114 (3): 073104. Bibcode:2000JChPh.113..987C. doi:10.1063/1.481879.
Crutchley, Benjamin; I. P. Marko; S. J. Sweeney; J. Pal; M.A. Migliorato (2013). "Optical properties of InGaN-based LEDs investigated using high hydrostatic pressure dependent techniques". Physica Status Solidi B. 250 (4): 698–702. Bibcode:2013PSSBR.250..698C. doi:10.1002/pssb.201200514.
Pal, Joydeep; M. A. Migliorato; C.-K. Li; Y.-R. Wu; B. G. Crutchley; I. P. Marko; S. J. Sweeney (2000). "Enhancement of Efficiency of InGaN-based LEDs through Strain and Piezoelectric Field Management". J. Appl. Phys. 114 (3): 073104. Bibcode:2000JChPh.113..987C. doi:10.1063/1.481879.