| article html file updated | 9 February 2020 02:34 CET | Update | https://www.mdpi.com/1996-1073/11/1/166 |
| article html file updated | 29 September 2019 19:23 CEST | Update | N/A |
| article html file updated | 2 May 2019 03:14 CEST | Update | N/A |
| article html file updated | 18 April 2019 01:24 CEST | Update | N/A |
| article html file updated | 28 March 2019 14:26 CET | Update | N/A |
| article html file updated | 1 February 2018 13:46 CET | Update | N/A |
| article html file updated | 10 January 2018 14:52 CET | Original file | N/A |
| article xml uploaded. | 10 January 2018 14:50 CET | Update | https://www.mdpi.com/1996-1073/11/1/166/xml |
| article xml uploaded. | 10 January 2018 14:50 CET | Original file | N/A |
| article pdf uploaded. | 10 January 2018 14:50 CET | Version of Record | https://www.mdpi.com/1996-1073/11/1/166/pdf |