Gaya APA

DAMMGEN, U. et al (2013). Methane emissions from enteric fermentation as well as nitrogen and volatile solids excreations of german calves - a national approach . Germay: Institut Bundesallee.

Gaya MLA

DAMMGEN, Ulrich. et al. "Methane emissions from enteric fermentation as well as nitrogen and volatile solids excreations of german calves - a national approach". Germay: Institut Bundesallee, 2013. Artikel.