wiki
https://en.wikipedia.org/wiki/10-20_system_%28EEG%29
知乎
https://zhuanlan.zhihu.com/p/101329490
http://www.360doc.com/content/16/1121/23/36499214_608391887.shtml
https://www.knowpia.cn/pages/大脑皮层
中文名称参考：http://www.360doc.com/content/17/0506/23/38401175_651698142.shtml
