@article{Norton2017, author = "Andrew H. Norton and C. Martijn de Sterke", title = "{Media 4: Two-dimensional poling patterns for 3rd and 4th harmonic generation}", year = "2017", month = "4", url = "https://opticapublishing.figshare.com/articles/media/Media_4_Two-dimensional_poling_patterns_for_3rd_and_4th_harmonic_generation/4931441", doi = "10.1364/OE.11.001008.m004" }