| article html file updated | 6 February 2020 08:31 CET | Update | https://www.mdpi.com/2072-4292/6/4/3247 |
| article html file updated | 7 May 2019 16:04 CEST | Update | N/A |
| article html file updated | 21 March 2019 15:19 CET | Update | N/A |
| article html file updated | 20 August 2015 02:49 CEST | Update | N/A |
| article html file updated | 14 August 2014 12:04 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 12:04 CEST | Update | https://www.mdpi.com/2072-4292/6/4/3247/xml |
| article html file updated | 20 May 2014 13:33 CEST | Original file | N/A |
| article xml file uploaded | 20 May 2014 13:32 CEST | Original file | N/A |
| article pdf uploaded. | 10 April 2014 11:37 CEST | Version of Record | https://www.mdpi.com/2072-4292/6/4/3247/pdf |
