- Petrochemicals NewsFlash 1 Jun 22, 2005
- Petrochemie Newsletter 2 Jun 20, 2006
- Petrochemicals Newsflash 2 Dez 15, 2006
- Petrochemicals Newsletter 1 Jun 22, 2005
- Petrochemie Newsflash 3 Jul 27, 2007
- Petrochemie & Derivate Newsletter 4 Jul 28, 2008
- Petrochemie & Derivate Newsletter 3 Jun 6, 2008
- Petrochemie & Derivate Newsletter 5 Mrz 5, 2009
- Petrochemie & Derivate Newsletter 6 Mrz 5, 2009
- Petrochemie & Derivate Newsletter 7 Mrz 5, 2009
- Petrochemicals & Refining Newsletter 1 Okt 8, 2010
- Petrochemicals & Refining Newsletter 2 Okt 8, 2010
- Petrochemicals & Refining Newsletter 3 Okt 3, 2011
- Petrochemicals & Refining Newsletter 4 Jan 5, 2012
- Petrochemie und Raffinerie Newsletter 5 Mrz 5, 2013