| article html file updated | 9 February 2020 12:40 CET | Update | https://www.mdpi.com/1996-1073/11/4/852 |
| article html file updated | 2 October 2019 07:39 CEST | Update | N/A |
| article html file updated | 1 May 2019 05:49 CEST | Update | N/A |
| article html file updated | 17 April 2019 05:57 CEST | Update | N/A |
| article html file updated | 29 March 2019 13:01 CET | Update | N/A |
| article html file updated | 1 May 2018 09:08 CEST | Update | N/A |
| article html file updated | 5 April 2018 15:12 CEST | Original file | N/A |
| article xml uploaded. | 5 April 2018 15:10 CEST | Update | https://www.mdpi.com/1996-1073/11/4/852/xml |
| article pdf uploaded. | 5 April 2018 15:10 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/4/852/pdf |
