1 “...It is now a well established tradition that every four years, at the end of winter, a group...”

2 “...It is now a well-established tradition that every four years, at the end of winter, a group...”

3 “... in the Solar System, may well play a fundamental role in terrestrial evolution. This book contains...”

4 “... young students to well recognized authorities in the field, came to participate in the meeting...”

5 “...Fans of "Asterix the Gallic" know well that the only fear of people in Brittany is that the sky...”