| article html file updated | 9 February 2020 01:24 CET | Update | https://www.mdpi.com/1996-1944/11/1/39 |
| article html file updated | 29 September 2019 12:51 CEST | Update | N/A |
| article html file updated | 2 May 2019 05:42 CEST | Update | N/A |
| article html file updated | 18 April 2019 03:43 CEST | Update | N/A |
| article html file updated | 28 March 2019 11:40 CET | Update | N/A |
| article html file updated | 1 February 2018 14:13 CET | Update | N/A |
| article html file updated | 28 December 2017 14:48 CET | Original file | N/A |
| article xml uploaded. | 28 December 2017 14:47 CET | Update | https://www.mdpi.com/1996-1944/11/1/39/xml |
| article xml uploaded. | 28 December 2017 14:47 CET | Update | N/A |
| article xml uploaded. | 28 December 2017 14:47 CET | Original file | N/A |
| article pdf uploaded. | 28 December 2017 14:47 CET | Version of Record | https://www.mdpi.com/1996-1944/11/1/39/pdf |
