1. ARARATJAN, A.G. 1939. Heterochromosomes in the wild spinach. C. R. (Dok.) Acad. Sci. URSS 24, 56–57.
2. BARKER, A.V., MAYNARD, D.N. and MILLS, H.A. 1974. Variations in nitrate accumulation among spinach cultivars. J. Am. Soc. Hortic. Sci. 99, 132–134.
3. BASSI, A., JR., and GOODE, M.J. 1978. Fusarium oxysporum f. sp. spinaciae seedborne in spinach. Plant Dis. Rep. 62, 203–205.
4. BEMIS, W.P. and WILSON, G.B. 1953. A new hypothesis explaining the genetics of sex determination. J. Hered. 44, 91–95.
5. BOSE, S. and JANICK, J. 1961. Karyo-races in Spinacia oleracea. Am. J. Bot. 48, 238–241.