Nicolau, D.E.; Phillimore, J.; Cross, R.; Nicolau, D.V (July 2000). "Nanotechnology at the crossroads: the hard or the soft way?". Microelectronics Journal. 31 (7): 611–616. doi:10.1016/s0026-2692(00)00036-7. ISSN0026-2692.
Nicolau, D.E.; Phillimore, J.; Cross, R.; Nicolau, D.V (July 2000). "Nanotechnology at the crossroads: the hard or the soft way?". Microelectronics Journal. 31 (7): 611–616. doi:10.1016/s0026-2692(00)00036-7. ISSN0026-2692.