| article html file updated | 6 February 2020 06:55 CET | Update | https://www.mdpi.com/2072-4292/6/2/907 |
| article html file updated | 7 May 2019 19:26 CEST | Update | N/A |
| article html file updated | 21 March 2019 11:29 CET | Update | N/A |
| article html file updated | 19 August 2015 18:32 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/2072-4292/6/2/907/xml |
| article html file updated | 20 March 2014 10:18 CET | Original file | N/A |
| article xml file uploaded | 20 March 2014 10:18 CET | Original file | N/A |
| article pdf uploaded. | 23 January 2014 16:53 CET | Version of Record | https://www.mdpi.com/2072-4292/6/2/907/pdf |
