J. Laukkanen

Beneficiation studies of a complex REE ore

K. Sanematsu, Jacqueline V. Satur, Xiaosheng Yang, 2015 .

Results of heavy mineral pre-concentration by the Knelson for the geochemical study of soil: a case study in Lithuania

J. Marmo, J. Laukkanen, 2007 .

Estimation of uncertainty of concentration estimates obtained by image analysis

S. Reinikainen, P. Minkkinen, J. Laukkanen, 2002 .