| article html file updated | 7 February 2020 22:34 CET | Update | https://www.mdpi.com/2072-666X/8/2/42 |
| article html file updated | 23 September 2019 03:20 CEST | Update | N/A |
| article html file updated | 4 May 2019 12:55 CEST | Update | N/A |
| article html file updated | 15 October 2018 05:21 CEST | Update | N/A |
| article html file updated | 1 March 2017 07:54 CET | Update | N/A |
| article html file updated | 13 February 2017 05:32 CET | Original file | N/A |
| article xml uploaded. | 13 February 2017 05:30 CET | Update | https://www.mdpi.com/2072-666X/8/2/42/xml |
| article xml uploaded. | 13 February 2017 05:30 CET | Original file | N/A |
| article pdf uploaded. | 13 February 2017 05:30 CET | Updated version of record | https://www.mdpi.com/2072-666X/8/2/42/pdf |
| article pdf uploaded. | 1 February 2017 14:00 CET | Version of Record | https://www.mdpi.com/2072-666X/8/2/42/pdf-vor |
