Before revision: Nobel, Bary, and Gill, I. R. Noble, G. A. V. Bary, and A. M. Gill.
After revision: Nobel, Bary, and Gill, I. R. |last2=Gill |first2=<ref name="Noble-1980-FMD">Cite journal|doi=10.1111/j.1442-9993.1980.tb01243.x|pages=201–203|title=Mc Arthur'''s fire-danger meters expressed as equations |year=1980 |last1=Noble |first1= A. M. Gill.