| article html file updated | 6 February 2020 15:28 CET | Update | https://www.mdpi.com/2072-6694/7/1/238 |
| article html file updated | 7 May 2019 01:55 CEST | Update | - |
| article html file updated | 25 March 2019 20:58 CET | Update | - |
| article html file updated | 21 August 2015 06:30 CEST | Update | - |
| article html file updated | 1 April 2015 11:10 CEST | Update | - |
| article xml file uploaded | 1 April 2015 11:10 CEST | Update | https://www.mdpi.com/2072-6694/7/1/238/xml |
| article html file updated | 29 January 2015 07:38 CET | Original file | - |
| article xml file uploaded | 29 January 2015 07:38 CET | Original file | - |
| article pdf uploaded. | 28 January 2015 08:13 CET | Updated version of record | https://www.mdpi.com/2072-6694/7/1/238/pdf |
| article pdf uploaded. | 26 January 2015 13:02 CET | Version of Record | https://www.mdpi.com/2072-6694/7/1/238/pdf-vor |
