1. Relative abundance of dimethylnaphthalene isomers in crude oils;Alexander;Journal of Chromatography,1983
2. The effects of thermal maturity on distributions of dimethylnaphthalenes and trimethylnaphthalenes in some ancient sediments and petroleums;Alexander;Geochimica et Cosmochimica Acta,1985
3. Alexander, R., Larcher, A. V., Kagi R. I. and Price, P. L. (1992) An oil-source correlation study using age-specific plant derived aromatic biomarkers. In Biological Markers in Sediments and Petroleum, ed. J. M. Moldowan et al., pp. 201–221. Prenctice-Hall
4. Microbial degradation of petroleum hydrocarbons: an environmental perspective;Atlas;Microbiological Reviews,1981
5. Baumann, P. and Baumann, L. (1981) The Gram-negative eubacteria: genus Photobacterium, Beneka, Alteromonas, Pseudomonas, and Alcaligenes. In The Prokaryotes. A Handbook on Habitats, Isolation and Identification of Bacteria, ed. P. S. Mortimer, S. Heintz, H. G. Trupper, A. Ballows, H. G. Schlegel, pp. 1304–1330. Springer, Berlin, Heidelberg, New-York