1
The earth's climate and variability of the sun over recent millennia: geophysical, astronomical and archaeological aspects : A Royal Society and Academie des Sciences discussion meeting. 0001: proceedings : London, 15.02.89-16.02.89 /
Book
2
International Astronomical Union. 12B : general assembly, proceedings : Hamburg, 25.08.64-03.09.64 /
Book
Other Personal Name(s): ...Pecker, J. C....
3
Reports on astronomy /
Book
Other Personal Name(s): ...Pecker, J. C....