| article html file updated | 8 February 2020 02:31 CET | Update | https://www.mdpi.com/2072-4292/9/4/322 |
| article html file updated | 24 September 2019 01:43 CEST | Update | - |
| article html file updated | 4 May 2019 04:28 CEST | Update | - |
| article html file updated | 29 April 2017 05:45 CEST | Update | - |
| article html file updated | 30 March 2017 05:16 CEST | Update | - |
| article xml uploaded. | 30 March 2017 05:15 CEST | Update | https://www.mdpi.com/2072-4292/9/4/322/xml |
| article pdf uploaded. | 30 March 2017 05:15 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/4/322/pdf |
| article html file updated | 29 March 2017 14:38 CEST | Original file | - |
| article pdf uploaded. | 29 March 2017 14:37 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/4/322/pdf-vor |
