ROYAL SOCIETY OF LONDON PHILOSOPHICAL TRANSACTIONS(V296 <br/><br/>
"Origin and early evolution of the galaxies, a discussion by W H McCrea and M J Rees. Proceedings of the Royal Society of London, Feb 14-15, 1979 Philosophical Transactions, Vol 296, 6 March, 1980" 

 - London  Royal Society  1980 
 - 269-435 p.