1. Baidu translation. http://fanyi.baidu.com/. Baidu translation. http://fanyi.baidu.com/.
2. Code of dynamic topic model. https://code.google.com/archive/p/princeton-statistical-learning/downloads. Code of dynamic topic model. https://code.google.com/archive/p/princeton-statistical-learning/downloads.
3. Dice. http://www.dice.com/. Dice. http://www.dice.com/.
4. Forbes article. http://suo.im/gxxz0. Forbes article. http://suo.im/gxxz0.
5. Internet plus. https://en.wikipedia.org/wiki/Internet_Plus. Internet plus. https://en.wikipedia.org/wiki/Internet_Plus.