MLA

Ratcliff, Laura. Optical Absorption Spectra Calculated Using Linear-scaling Density-functional Theory. Springer International Publishing, 2013.

APA

Ratcliff, L. (2013). Optical Absorption Spectra Calculated Using Linear-Scaling Density-Functional Theory. Springer International Publishing.

Chicago

Ratcliff, Laura Optical Absorption Spectra Calculated Using Linear-Scaling Density-Functional Theory. : Springer International Publishing, 2013.