MLA

Ruiz-Lopez, Manuel F.; Olivares del Valle, Francisco J, and Francisco J Olivares del Valle. 9th Congress On Electronic Structure: Principles and Applications (espa 2014). Springer Berlin Heidelberg, 2016.

APA

Ruiz-Lopez, F. J, & Olivares del Valle, F. J. (2016). 9th Congress on Electronic Structure: Principles and Applications (ESPA 2014). Springer Berlin Heidelberg.

Chicago

Ruiz-Lopez, Manuel F.; Olivares del Valle, Francisco J., and Francisco J Olivares del Valle. 9th Congress On Electronic Structure: Principles and Applications (ESPA 2014). : Springer Berlin Heidelberg, 2016.