TY - JOUR A1 - Cunningham, L. A1 - Vogel, H. A1 - Wennrich, V. A1 - Juschus, O. A1 - Nowaczyk, N. A1 - Rosén, P. T1 - Amplified bioproductivity during Transition IV (332 000–342 000 yr ago): evidence from the geochemical record of Lake El'gygytgyn JO - Clim. Past Discuss. J1 - CPD VL - 8 IS - 6 SP - 5341 EP - 5358 Y1 - 2012/11/05 PB - Copernicus Publications SN - 1814-9359 UR - http://www.clim-past-discuss.net/8/5341/2012/ L1 - http://www.clim-past-discuss.net/8/5341/2012/cpd-8-5341-2012.pdf DO - 10.5194/cpd-8-5341-2012 ER -