168 AISTNTJAL REPORT SMITHSONIAN INSTITUTION, 1963 



Hembree, R. V. ; Lundquist, C. A. ; and Thompson, A. W. Scientific resiilts 

 from Juiio-launched spacecraft. In E. Stuhlinger, F. I. Ordway III, J. 0. 

 McCall, G. C. Bucher, ed., Astronautical Engineeriug and Science, p. 281, 

 McGraw-Hill Book Co., New York, 1963. 



Hodge, P. W., and Wright, F. W. The space density of atmospheric dust in the 

 altitude range 50,000 to 90,000 feet. Smithsonian Contr. Astrophys., vol. 5, 

 p. 231, 1962. 



Hodge, P. W. See also Wright and Hodge. 



IzsAK, I. G. The odd harmonic effect in the motion of the satellites 1960 Beta 2 

 and 1960 Iota 2. Proc. of the First International Symposium on the Use of 

 Artificial Satellites for Geodesy, p. 329, North-Holland Publ., Ajnsterdam, 

 1963. 



. On the critical inclination in satellite theory. Proc. of the First Inter- 

 national Symposium on the Use of Artificial Satellites for Geodesy, p. 117, 

 North-Holland Publ., Amsterdam, 1963. 



JACOHIA, L. G. Comment on paper by D. G. Parkyn. Satellite 1958 52 Data 

 Analysis. Journ. Geophys. Res., vol. 67, p. 2989, 1962. 



. The determination of atmospheric drag on artificial satellites. Dy- 

 namics of Satellites, lUTAM Symposium, Paris, pp. 136-142, Spriuger-Ver- 

 lag, BerUn, 1963. 



. Electromagnetic and corpuscular heating of the upper atmosphere. 



Space Research III, North-Holland Publ., Amsterdam, 1963. 



. Meteors, meteorites and comets ; interrelations. In G. Kuiper and B. 



Middlehurst, ed.. The Solar System, vol. 4, p. 774, University of Chicago 

 Press, 1963. 



. Satellite studies of the upper atmosphere. Trans. Amer. Geophys. 



I 



Union, vol. 44, p. 436, 1963. 

 — . See also Cook, Jacchia, and McCrosky. 



Kalkofen, W. Relaxation of shock-heated hydrogen. Dissertation, Harvard 

 University, 1963. 



KozAi, Y. Mean values of cosine function in an elliptic motion. Astron. 

 Journ., vol. 67, p. 311, 1962. 



■ . Second-order solution of artificial satellite theory without airdrag. 



Astron. Journ., vol. 67, p. 446, 1962. 



. Secular perturbations of asteroids with high inclination and eccen- 

 tricity. Astron. Journ., vol. 67, pp. 591-598, 1962. 



. Numerical results on the gravitational potential of the earth. Proc. 



of the First International Symposium on the Use of Artificial Satellites for 

 Geodesy, p. 305, North-Holland Publ., Amsterdam, 1963. 



Potential of the earth derived from satellites motion. In M. Roy, 



ed.. Dynamics of Satellites, Springer-Verlag, Berlin, 1963. 



Krook, M. a perturbation method for non-gray stellar atmospheres. Astro- 

 phys. Journ., vol. 137, p. 863, 1963. 



■ . See also Avrett and Krook. 



Lautman, D. a. On the distribution of the perihelia of the asteroids (abstract). 

 AAS, 1963. 



. See also Shapiro, Lautman, and Colombo; Colombo and Lautman; 



Columbo, Lautman, and Munford. 



Loeser, R. See Avrett and Looser. 



LovELL, B. ; Whipple, F. L. ; and Solomon, L. Radio emission from flare stars. 

 Nature, vol. 198, pp. 228-230, 1963. 



