| article html file updated | 6 February 2020 11:39 CET | Update | https://www.mdpi.com/2072-6651/6/8/2541 |
| article html file updated | 7 May 2019 09:22 CEST | Update | - |
| article html file updated | 21 March 2019 23:31 CET | Update | - |
| article html file updated | 20 August 2015 16:07 CEST | Update | - |
| article html file updated | 28 August 2014 11:27 CEST | Original file | - |
| article xml file uploaded | 28 August 2014 11:27 CEST | Original file | https://www.mdpi.com/2072-6651/6/8/2541/xml |
| article pdf uploaded. | 25 August 2014 07:55 CEST | Updated version of record | https://www.mdpi.com/2072-6651/6/8/2541/pdf |
| article pdf uploaded. | 21 August 2014 10:48 CEST | Version of Record | https://www.mdpi.com/2072-6651/6/8/2541/pdf-vor |
