Pingyuan Li
- (2014): Preparation of Nb3Al superconductor by powder metallurgy and effect of mechanical alloying on the phase formation. Dans: Journal of Modern Transportation, v. 22, n. 1 (mars 2014).
- (2014): The preparation process and feature of the topological insulator Bi2Te3. Dans: Journal of Modern Transportation, v. 22, n. 1 (mars 2014).