@BOOK{IsaacNewton, author = {Newton, {\relax Sir Isaac}}, title = {Opticks, or a treatise of the reflections, refractions, inflections and colours of light}, publisher = {William Innys}, url = {http://books.google.com/books?id=XXu4AkRVBBoC}, medium = {Electronic resource}, year = {1730}, numpages = {382}, eprint = {XXu4AkRVBBoC}, eprinttype = {Google Books}, } @BOOK{IsaacNewton-sl:sn, author = {{\relax Sir I}saac Newton}, title = {Opticks, or a treatise of the reflections, refractions, inflections and colours of light}, url = {http://books.google.com/books?id=XXu4AkRVBBoC}, medium = {Electronic resource}, year = {1730}, numpages = {382}, eprint = {XXu4AkRVBBoC}, eprinttype = {Google Books}, } % publisher = {William Innys},