Παραπομπή APA

Kramer, R. W., Hatcher, P. G., & Kujawinski, E. B. Identification of black carbon derived structures in a volcanic ash soil humic acid by fourier transform ion cyclotron resonance mass spectrometry.

Παραπομπή Chicago Style

Kramer, Robert W., Patrick G. Hatcher, και Elizabeth B. Kujawinski. Identification of Black Carbon Derived Structures in a Volcanic Ash Soil Humic Acid By Fourier Transform Ion Cyclotron Resonance Mass Spectrometry.

Παραπομπή MLA

Kramer, Robert W., Patrick G. Hatcher, και Elizabeth B. Kujawinski. Identification of Black Carbon Derived Structures in a Volcanic Ash Soil Humic Acid By Fourier Transform Ion Cyclotron Resonance Mass Spectrometry.

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