@article{1019671, author = "Karl Hans Wedepohl", journal = "Z. analyt. Chem.", month = "1967", pages = "1-13", title = "{D}ie quantitative {B}estimmung der seltenen {E}rden ({L}a-{L}u) und des {Y}triums in silikatischen {G}esteinen", volume = "225", year = "1967", }