+++Collection of Czechoslovak Chemical Communications

[podsa]

Добрый день, необходимы следующие статьи:
Alexa J., Collection of Czechoslovak Chemical Communications, V. 33 I. 1  p. 188 (1968)
Ion exchange chromatography of rare earths in aqueous organic media. V. Stability constants of europium with α-hydroxyisobutyric acid in the system methanol-water
https://doi.org/10.1135/cccc19680188

DOI:

http://dx.doi.org/

Alexa J., Collection of Czechoslovak Chemical Communications, V. 33 I. 6 p. 1933 (1968)
The study on macroporous cation exchange resins in the view of the application for ion exchange chromatography
https://doi.org/10.1135/cccc19681933

DOI:

http://dx.doi.org/

Alexa J., Collection of Czechoslovak Chemical Communications, V. 33 I. 8  p. 2731(1968)
Ion exchange chromatography of rare earths in aqueous organic media. VI. Stability constants of terbium with α-hydroxyisobutyric acid in the system methanol-water
https://doi.org/10.1135/cccc19682731

DOI:

http://dx.doi.org/

Alexa J., Collection of Czechoslovak Chemical Communications, V. 35 I. 6 p. 1921 (1970)
Ion exchange chromatography of rare earths in aqueous organic media. VII. The influence of electrolytes on the ion exchange chromatography of rare earths
https://doi.org/10.1135/cccc19701921

DOI:

http://dx.doi.org/

Alexa J., Collection of Czechoslovak Chemical Communications, V. 36 I. 4  p. 1670 (1971)
Ion exchange chromatography of rare earths in aqueous organic media. VIII. The distribution of solvents in the ion exchanger phase in mixed media system
https://doi.org/10.1135/cccc19711670

DOI:

http://dx.doi.org/

[kirkgg]

[podsa]

Спасибо огромное!