If standard gravitational theory is correct, then most of the matter in the universe is in an unidentified form which does not emit enough light to have been de

If standard gravitational theory is correct, then most of the matter in the universe is in an unidentified form which does not emit enough light to have been de

This volume deals with the exciting new subject of superstrings. It contains important lectures by some of the leading workers in this field and should be excep

If standard gravitational theory is correct, then most of the matter in the universe is in an unidentified form which does not emit enough light to have been de

From the reviews: "Astronomy and Astrophysics Abstracts has appeared in semi-annual volumes since 1969 and it has already become one of the fundamental publicat