| article html file updated | 7 February 2020 06:37 CET | Update | https://www.mdpi.com/2072-4292/8/4/293 |
| article html file updated | 5 May 2019 19:59 CEST | Update | N/A |
| article html file updated | 27 March 2019 00:41 CET | Update | N/A |
| article html file updated | 28 April 2016 12:59 CEST | Update | N/A |
| article html file updated | 30 March 2016 12:26 CEST | Original file | N/A |
| article xml uploaded. | 30 March 2016 12:17 CEST | Original file | https://www.mdpi.com/2072-4292/8/4/293/xml |
| article pdf uploaded. | 30 March 2016 12:17 CEST | Version of Record | https://www.mdpi.com/2072-4292/8/4/293/pdf |
