Consecutive topological phase transitions and colossal magnetoresistance in a magnetic topological semimetal oleh Feng Du, Lin Yang, Zhiyong Nie, Ninghua Wu, Yong Li, Shuaishuai Luo, Ye Chen, Dajun Su, Michael Smidman, Youguo Shi, Chao Cao, Frank Steglich, Yu Song, Huiqiu Yuan