APA (7th ed.) Citation

Chao, Z., & Jiansheng, B. (2009). A survey on mathematical proofs among teachers. Frontiers of education in China, 4(4), 490-505. https://doi.org/10.1007/s11516-009-0027-9

Chicago Style (17th ed.) Citation

Chao, ZHOU, and BAO Jiansheng. "A Survey on Mathematical Proofs Among Teachers." Frontiers of Education in China 4, no. 4 (2009): 490-505. https://doi.org/10.1007/s11516-009-0027-9.

MLA (9th ed.) Citation

Chao, ZHOU, and BAO Jiansheng. "A Survey on Mathematical Proofs Among Teachers." Frontiers of Education in China, vol. 4, no. 4, 2009, pp. 490-505, https://doi.org/10.1007/s11516-009-0027-9.