@misc{misc2910fe88,
title   = {Effects in ultrafast laser micromachining PMMA-based optical fibre grating},
author = {Liu, Chen and Chen, Xianfeng and Cardoso, Marcos Roberto and Zhangc, Wei and Webb, David J.},
year = {2016},
doi = {10.1117/12.2230230},
publisher = {International Society for Optical Engineering - SPIE},
booktitle   = {Micro-Structured and Specialty Optical Fibres}
}