Author:

Kedves,E.;Kedves,M.

Year:

1962

Title:

Some questions on the bitumen and humic acid content of Hungarian Tertiary Brown Coals.

Foreign title:

Hazai Harmadkofi Barnakoszenek Bitumen es Huminsav Tartalmanak Nehany Kerdese.

Reference:

Kedves,E. et al. (1962) Some questions on the bitumen and humic acid content of Hungarian Tertiary Brown Coals. [ Hazai Harmadkofi Barnakoszenek Bitumen es Huminsav Tartalmanak Nehany Kerdese. ] A Szegedi Pedagogiai Foiskola Evkonyvebol,(Szeged) P. 229- 238

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