TY - BOOK AU - Grenon, Brian, ed. TI - 20th Annual BACUS Symposium on Photomask Technology T2 - Proceedings of SPIE; V. 4186 SN - 9780819438492 (Print) PY - 2001/// CY - Washington, USA PB - SPIE UR - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/4186 ER -