Kondo, Y., M. Koike, S. Kawakami, H. Singh, H. Nakajima, G. Gregory, D. R. Blake, G. Sachse, J. Merrill, and R. Newell (1997), Profiles and partitioning of reative nitrogen over the Pacific Ocean in winter and early spring., J. Geophys. Res., 102, 28,405-28.