| article html file updated | 6 February 2020 17:28 CET | Update | https://www.mdpi.com/2072-4292/7/4/4253 |
| article html file updated | 6 May 2019 22:20 CEST | Update | - |
| article html file updated | 26 March 2019 00:19 CET | Update | - |
| article html file updated | 21 August 2015 10:12 CEST | Update | - |
| article html file updated | 20 May 2015 13:03 CEST | Original file | - |
| article xml file uploaded | 20 May 2015 13:03 CEST | Original file | https://www.mdpi.com/2072-4292/7/4/4253/xml |
| article pdf uploaded. | 9 April 2015 15:11 CEST | Version of Record | https://www.mdpi.com/2072-4292/7/4/4253/pdf |
