Chapman، David J.؛ Cole، W. J.؛ Siegelman، Harold W. (1967). "Structure of phycoerythrobilin". Journal of the American Chemical Society. ج. 89 ع. 23: 5976–5977. DOI:10.1021/ja00999a058. ISSN:0002-7863.
Chapman، David J.؛ Cole، W. J.؛ Siegelman، Harold W. (1967). "Structure of phycoerythrobilin". Journal of the American Chemical Society. ج. 89 ع. 23: 5976–5977. DOI:10.1021/ja00999a058. ISSN:0002-7863.