Get PDF Email Share Share with Facebook Share on X Post on reddit Share with LinkedIn Add to Mendeley Add to BibSonomy Share with WeChat Get Citation Copy Citation Text L. Ronchi, "Astigmatic Gaussian beams in an elliptical square-law medium," Appl. Opt. 17, 2869-2871 (1978) Export Citation BibTex Endnote (RIS) HTML Plain Text Citation alert Save article