Lemos de Sousa, M.J. <br/><br/>
The Carboniferous of Portugal 

 - Lisboa  1983 
 - 211 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CARBONIFERO<br/>PALEOBOTANICA
<br/><br/><label>Subjects--Geographic Terms: </label><br/>PORTUGAL