Sturesson, Ulf <br/><br/>
Neodymium isotope composition of lower Palaeozoic biogenic apatite from Baltoscandia 

 - Prague  Univerzita Karlova  1999 
 - pp. 511-512  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>APATITA<br/>ISOTOPOS DE NEODIMIO<br/>ORDOVICICO<br/>ORIGEN BIOGENICO
<br/><br/><label>Subjects--Geographic Terms: </label><br/>BALTOSCANDIA