1 “... by the Lockheed Palo Alto Research Laboratory for the Defense Atomic Support Agency. The review was published...”

2 “... and the northern province of Portugal, Alto Minho, provided the stimulating atmosphere for an in­ spiring School...”

3 “... to the broad acceptance of this text and made a second edition of both volumes necessary. Palo Alto, California...”

4 “... scientists from 9 countries participated, most of whom are active workers in the field. Alto­ gether 72...”