| article html file updated | 7 February 2020 22:25 CET | Update | https://www.mdpi.com/2072-666X/8/2/40 |
| article html file updated | 23 September 2019 02:33 CEST | Update | N/A |
| article html file updated | 4 May 2019 13:14 CEST | Update | N/A |
| article html file updated | 15 October 2018 05:20 CEST | Update | N/A |
| article html file updated | 1 March 2017 07:52 CET | Update | N/A |
| article html file updated | 23 February 2017 12:08 CET | Original file | N/A |
| article xml uploaded. | 23 February 2017 12:07 CET | Update | https://www.mdpi.com/2072-666X/8/2/40/xml |
| article xml uploaded. | 23 February 2017 12:07 CET | Original file | N/A |
| article pdf uploaded. | 23 February 2017 11:56 CET | Updated version of record | https://www.mdpi.com/2072-666X/8/2/40/pdf |
| article pdf uploaded. | 6 February 2017 07:02 CET | Updated version of record | https://www.mdpi.com/2072-666X/8/2/40/pdf-vor |
| article pdf uploaded. | 28 January 2017 08:38 CET | Version of Record | https://www.mdpi.com/2072-666X/8/2/40/pdf-vor |
