المؤلفون: Alves, Bruno J. R., Zotarelli, Lincoln, Lara-Cabezas, Waldo A. R., Torres, Eleno, Hungria, Mariangela, Urquiaga, Segundo, Boddey, Robert M.

المصدر: Nitrogen Fixation: From Molecules to Crop Productivity ; Current Plant Science and Biotechnology in Agriculture ; page 533-534 ; ISBN 0792362330

الاتاحة: http://dx.doi.org/10.1007/0-306-47615-0_296
http://link.springer.com/content/pdf/10.1007/0-306-47615-0_296.pdf