NOTES
- Langenheim , Jean and Beck , Curt W. 1965 . Infrared Spectra as a Means of Determining Botanical Sources of Amber . Science , 149 : 52 – 55 . Curt W. Beck, “Aus der Bernstein-Forschung,” Naturwissenschaften, 59 (1972), 294–98.
- Langenheim and Beck Mischer G. Eichhoff H.-J. Haevernick Thea E. Herkunftsuntersuchungen an Bernstein mit physikalischen Analysenmethoden Jahrbuch des Römisch-Germanischen Zentralmuseums Mainz 1970 17 111 122
- Meuzelaar , Henk L.C. , Kistemaker , Piet G. , Eshuis , W. and Boerboom , A.J.H. 1977 . Automated Pyrolysis-mass Spectrometry: Application to the Differentiation of Microorganisms . Advances in Mass Spectrometry , 7B : 1452 – 1456 . Johan Haverkamp, Henk L. C. Meuzelaar, E. C. Beuvery, P. M. Boonekamp, R. H. Tiesjema, “Characterization of Neisseria meningitidis Capsular Polysaccharides Containing Sialic Acid by Pyrolysis Mass Spectrometry,” Analytical Biochemistry, 104 (1980), 407–18; W. Eshuis, Piet G. Kistemaker, H. L. C. Meuzelaar, “Some Numerical Aspects of Reproducibility and Specificity,” in C. E. R. Jones and G. A. Cramers, eds., Analytical Pyrolysis (Amsterdam: Elsevier, 1977), 151–66.
- et al. et al.
- Windig , W. , Kistemaker , Piet G. , Haverkamp , Johan and Meuzelaar , Henk L.C. 1980 . Factor Analysis of the Influence of Changes in Experimental Conditions in Pyrolysis-mass Spectrometry . Journal of Analytical and Applied Pyrolysis , 2 : 7 – 18 .
- et al.
- et al.
- Nie , N.H. , Hull , C.H. , Jenkins , J.G. , Steinbrenner , K. and Bent , D.H. 1975 . Statistical Package for the Social Sciences , 118 – 118 . New York : McGraw Hill . Windig, et al., 10.
- Harborne , J.B. 1970 . Phytochemical Phylogeny , London : Academic Press .
- Beck , Curt W. July 1983 . personal communication July ,
- Langenheim and Beck .
- Langenheim , Jean . 1969 . Amber: A Botanical Inquiry . Science , 163 : 1157 – 1169 . Langenheim and Beck; Sven G. Larsson, Baltic Amber: A Palaeobiological Study, Entomonograph, Vol. 1 (Klampenborg, Denmark: Scandinavian Science Press, Ltd., 1978).
- Kucharska , Malgorzata and Kwiatkowski , Aleksander . 1979 . Thin-layer Chromatography of Amber Samples . Journal of Chromatography , 169 : 482 – 484 .