Where the information on this site originates from. I have read far more than this, but these led to direct changes to this site. More information about particularly prominent sources are given on the Source Discussion page.
Last Updated: January 2019
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华乐大典·古筝卷 乐曲篇（上）(Chinese Music Dictionary Guzheng Music Volume 1) Chinese National Orchestral Society, June 2016. Shanghai Music Publishing House. ISBN: 978-7-5523-1123-5
古筝考级曲集 (Guzheng Grading Album) Volumes 1-4, Chinese National Orchestral Society, People’s Music Publishing House, July 2018. ISBNs:
9787103052273, 9787103052280, 9787103052297, 9787103052303
数据古箏考级曲目大全 (Gu Zheng Exam Scores selected by Li Meng ) Li Meng, March 2015, Tongxin Publishing House, ISBN: 9787805936970
新编古筝教程-*二册 (New Guzheng Tutorial Book 2), Sha Lijing et al, February 2015, Shanghai Century Publishing Group, ISBN: 9787552306323
古筝考级乐曲实用辅导 (Guzheng Grading Music Practical Tutor) Volumes 1-2, Zhang Jing and Xuling Yinfang , March 2018, People’s Music Publishing House ISBNs: 9787103054635, 9787103054628
撇开个人习惯问题，古筝指甲中，凹槽、单面弧、双面弧，哪种好？(For personal preference, for guzheng nails, which is better, concave groove, single-sided arc, or double-sided arc?) (January 27th, 2018) retrieved November 24, 2018 from https://www.zhihu.com/question/27742486/answer/41983560
怎样挑选心仪的古筝指甲 (How to Choose Your Favorite Guzheng Nails), (March 03, 2018) retrieved November 24, 2018 from https://www.xiaohongshu.com/discovery/item/5abbaa3e19f71621b842940a?_at=4094af468c2e9e3c03028a90cb5facedce470
古箏-多弦制紅木古箏 (Retail advertisement for Multi-Tonic Guzheng) retrieved January 12, 2019 from http://www.stmusic.com.tw/proditem/26490-%E5%8F%A4%E7%AE%8F-%E5%A4%9A%E5%BC%A6%E5%88%B6%E7%B4%85%E6%9C%A8%E5%8F%A4%E7%AE%8F
Teacher Number 1, name withheld for privacy. Lessons, incidental information, and personal correspondence, 2017
Teacher Number 2, name withheld for privacy. Lessons and incidental information, 2018
Yukes, musician, personal correspondence, 2017