@article{89a2eeee21a34718bca1557cbe6b2ac7,
title = "Extreme expansion of proximity gap by double exposures using enlarged pattern masks for line and space pattern formation in x-ray lithography (evolution of exposure method to symmetric illumination)",
author = "E. Toyota and M. Washio and H. Watanabe and H. Sumitani",
note = "Copyright: Copyright 2020 Elsevier B.V., All rights reserved.",
year = "2003",
doi = "10.1116/1.1629718",
language = "English",
volume = "21",
pages = "2821--2825",
journal = "Journal of Vacuum Science and Technology B: Microelectronics and Nanometer Structures",
issn = "1071-1023",
number = "6",
}