1. I. A. Fowlis and R. P. W. Scott, J. Chromatogr., 11(1963)1.

2. J. E. Lovelock, "Gas Chromatography 1960" (Ed. R. P. W. Scott),

Butterworths, London, (1960)26.

3. C. G. Scott, ASTM E19 No. E689–79.

4 A. T. James and A. J. P. Martin, Biochem. J. 50(1952)679.

5. A. T. James, The Times Science Review, Summer (1955)8.

6. C. W. Munday and G. R. Primavesi, "Vapor Phase

Chromatography", (Ed. D.H. Desty and C. L. A. Harbourn),

ButterworthsScientific Publications,(1957)146.

7. N. H. Ray, J. Appl. Chem., 4(1954)21.

8. R. P. W. Scott, "Vapor Phase Chromatography" (Ed. D.H. Desty

and C. L. A.Harbourn), Butterworths Scientific Publications,

(1957)131.

9. H. Boer, "Vapor Phase Chromatography" (Ed. D.H. Desty and C.

L. A. Harbourn), Butterworths Scientific Publications (1957)169.

10. D. W. Grant, "Gas Chromatography 1958" (Ed. D. H. Desty),

Butterworths Scientific Publications, (1957)153.

11. N. H. Ray, J. Appl. Chem., 4(1954)21.

12. 1. J. Harley, W. Neland V. Pretorious, Nature, London,

181(1958)177.

13. I. G. McWilliams and R. A. Dewer, "Gas Chromatography 1958",

(Ed. D. H.Desty), Butterworths Scientific Publications

14. S. A. Beres, C. D. Halfmann, E. D. Katz and R. P. W. Scott,

Analyst, 112(1987)91.

15.L. Ongkiehong, "Gas Chromatography 1960" (Ed. R. P. W. Scott)

Butterworths, London (1958)9.

16. D. H. Desty, A. Goldup and C. J. Geach, "Gas Chromatography

1960" (Ed. R. P. W. Scott) Butterworths, London (1958)156.

17. H, F. Calcote and I. R. King, "The Fifth Symposium on

Combustion", New York (1955).

18. K. E. Schuler and J. J. Weber, J. Chem. Phys., 22(1994)491.

19. H. Reese, Ph. D. Thesis, University of London (Birkbeck

20. J. E. Lovelock and S. R. Lipsky, J. Amer. Chem. Soc.

82(1960)431.