[02/10]
https://www.nikkei.com/article/DGKKZO41129740Z00C19A2EA5000/
[02/15]
https://www.nikkei.com/article/DGKKZO41257290U9A210C1FFE000/
[02/16]
世界の半導体装置大手9社 メモリー減速、6社で減益:日本経済新聞
https://www.nikkei.com/article/DGKKZO41328060V10C19A2DTA000/
[02/19]
https://www.nikkei.com/article/DGKKZO41189050S9A210C1TJ3000/