210 E. JOHANSEN 



[ohansen, E., and Parks, II. F. 1960. Election microscopic observations 

 on the three-dimensional morphology of apatite cr\'stallites of human 

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|()hansen, E., and Parks, II. F. 1961. Electron-microscopic observations 

 on soft carious human dentine. /. Dental Research, 40, 235-248. 



Johansen, E., and Parks, H. F. 1962. Electron-microscopic observations 

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Johansen, E., Steadman, L. T., and Steadman, S. G. To be published. 



Lenz, H. 1961. Elektronenmikroskopische Untersuchungen der Mine- 

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Little, M. F., and Brudevold, F. 1958. A study of inorganic dioxide in in- 

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MacFadyen, D. A. 1942. Determination of amino acids in plasma by nin- 

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Manly, R. S., and Deakins, M. L. 1940. Changes in the volume per cent 

 of moisture, organic and inorganic material in dental caries. /. Dental 

 Research, 19, 165-170. 



McCann, H. G. 1959. Determination of microgram quantities of magne- 

 sium in mineralized tissues. Anal. Chem., 31, 2091-2092. 



Megregian, S. 1954. Rapid spectrophotometric determination of fluoride 

 with zirconium-eriochrome cvanine R lake. Anal. Chem., 26, 1161- 

 1166. 



Morse, A. 1945. Formic acid-sodium citrate decalcification and butyl 

 alcohol dehydration of teeth and bones for sectioning in paraffin. /. 

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Neuman, W. F., and Neuman, M. W. 1958. The Chemical Dynamics of 

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Scott, D. B., and Albright, J. T. 1954, Electron microscopy of carious 

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Singh, B., and Johansen, E. To be published. 



Sobel, A. E., Rochenmacher, M., and Kramer, B. 1943. Microestimation 

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Sognnaes, R. F. 1962. Microstructure and histochemistry of caries. In 

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Stack, M. V. 1954. The organic content of "chalky" enamel. Brit. Dental 

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Takuma, S., and Kurahashi, Y. 1962. Electron microscopy of various zones 

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VanSlyke, D. D., and Folch, J. 1940. Manometric carbon determination. 

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