X. Chen and X. Liu, "Short pulsed laser machining: how short is short enough?," J. Laser Applications 11, 268-272 (1999).
M.D. Shirk and P.A. Molian, "A review of ultrashort pulsed laser ablation of materials," J. Laser Applications 10, 18-28 (1998).
D. Kapitan, D. W. Coutts and C. E. Webb, "On pulsed laser ablation of metals: comparing the relative importance of thermal diffusion in the nanosecond-femtosecond regime," Conference on Lasers and Electro-Optics - Europe paper CThH76 (1998).
M.R.H. Knowles, G. Rutterford , A.I. Bell, A.J. Andrews, G. Foster-Turner and A.J. Kearsley, "Sub-micron and high precision micro-machining using nanosecond," Proceedings of ICALEO 98 85e, 112-120 (1998).
H.K. Tönshoff, C. Momma, A. Ostendorf, S. Nolte and G. Kamlage, "Microdrilling of metals with ultrashort laser pulses," J. Laser Applications 12, 23-27 (2000).
M. Knowles, R. Benfield, A. Andrews and A. Kearsley, "Development of high power compact copper vapour lasers," Advanced High-Power Lasers and Applications 99 M. Osinski, H.T. Power, K.Toyoda, eds., Proc SPIE 3889, paper 3889-63, (1999).
D. K Kapitan, D. W. Coutts and C. E. Webb, "Efficient Generation of near diffraction-limited beam-quality output from medium-scale copper vapour laser oscillators," IEEE J. Qu. Electronics 34, 419-426 (1998).
M.R.H. Knowles, A.I. Bell,.G. Rutterford, G. Foster-Turner and A.J. Kearsley, "Advances in copper lasers for micromachining," Proceedings of ICALEO 97 82, (1997).
M.R.H. Knowles, R. Foster-Turner, A.I. Bell, A.J. Kearsley, A.P. Hoult, S.W. Lim, and H. Bisset, "Drilling of shallow angled holes in aerospace alloys using a copper laser," Proceedings of ICALEO 95 80, 321-330, (1995).
M.R.H. Knowles, A.J. Kearsley., R. Foster-Turner., J.E. Abbott, J.M. Boaler., K.H. Errey, "Visualization of small hole drilling using a copper laser," Proceedings of ICALEO 94 79, 352-361, (1994).
J.J. Chang, B.E. Warner, E.P. Dragon and M.W. Martinez, "Precision micromachining with pulsed green lasers," J. Laser Applications 10, 285-291 (1998).
R.I. Trickett, M.J. Withford and D.J. Brown, "4.7W, 255nm source based on second-harmonic generation of a copper vapour laser in cesium lithium borate," Opt. Lett. 23, 189-191, 1998.
A.C. Glover., D.W. Coutts, D.J. Ramsay and J.A. Piper, "Progress in high-speed UV micro-machining with high repetition rate frequency doubled copper vapour lasers," Proceedings of ICALEO 94 79, 343-351, (1994).
A.C. Glover,.M.J. Withford, E.K. Illy and J.A. Piper "Ablation threshold and etch rate measurements in high-speed ultra-violent micro-machining of polymers with uv-copper vapour lasers," Proceedings of ICALEO 95 80, 361-370, (1995).
C. Körner, R. Mayerhofer, M. Hartmann and H.W. Bergmann, "Physical and material aspects in using visible laser pulses of nanosecond duration for ablation," Appl. Phys. A 63, 123-131, (1996).
J.J. Chang and B.E. Warner, "Laser-plasma interaction during visible laser ablation of metals," Appl. Phys. Lett. 69, 473-475, (1996).
H.K. Tonshoff, F. von Alvensleben, A. Ostendorf, G. Kamlage, S. Nolte, "Micromachining of metals using ultrashort laser pulses," IJEM Review International Journal of Electrical Machining 4, 1-6, 1999.