American Psychological Association 6th edition

SHI, Z.-J., & JIE SHEN. (2007). Convergence of the Polak-Ribiére-Polyak conjugate gradient method. Nonlinear Analysis, 66(6), 1428-1441.

ISO-690 (author-date, English)

SHI, Zhen-Jun and JIE SHEN, 2007. Convergence of the Polak-Ribiére-Polyak conjugate gradient method. Nonlinear analysis. 1 January 2007. Vol. 66, no. 6, p. 1428-1441.

Modern Language Association 9th edition

SHI, Z.-J., and JIE SHEN. “Convergence of the Polak-Ribiére-Polyak Conjugate Gradient Method”. Nonlinear Analysis, vol. 66, no. 6, Jan. 2007, pp. 1428-41.

Mohr Siebeck - Recht (Deutsch - Österreich)

SHI, Zhen-Jun/JIE SHEN: Convergence of the Polak-Ribiére-Polyak conjugate gradient method, Nonlinear analysis 2007, 1428-1441.

Emerald - Harvard

SHI, Z.-J. and JIE SHEN. (2007), “Convergence of the Polak-Ribiére-Polyak conjugate gradient method”, Nonlinear Analysis, Vol. 66 No. 6, pp. 1428-1441.

Warning: These citations may not always be 100% accurate.