Spackman, Mark A. Robert Farrell Stewart (1936–2015). (English) Zbl 1370.78003 Acta Crystallogr., Sect. A 72, No. 4, 507-509 (2016). MSC: 78-03 History of optics and electromagnetic theory 01A70 Biographies, obituaries, personalia, bibliographies Biographic References: Stewart, Robert Farrell PDFBibTeX XMLCite \textit{M. A. Spackman}, Acta Crystallogr., Sect. A 72, No. 4, 507--509 (2016; Zbl 1370.78003) Full Text: DOI