| article html file updated | 6 February 2020 15:14 CET | Update | https://www.mdpi.com/2072-4292/7/1/922 |
| article html file updated | 7 May 2019 02:23 CEST | Update | N/A |
| article html file updated | 25 March 2019 20:35 CET | Update | N/A |
| article html file updated | 21 August 2015 05:56 CEST | Update | N/A |
| article html file updated | 29 January 2015 07:43 CET | Original file | N/A |
| article xml file uploaded | 29 January 2015 07:43 CET | Original file | https://www.mdpi.com/2072-4292/7/1/922/xml |
| article pdf uploaded. | 15 January 2015 15:39 CET | Version of Record | https://www.mdpi.com/2072-4292/7/1/922/pdf |
