| article html file updated | 9 February 2020 10:35 CET | Update | https://www.mdpi.com/2073-4352/8/4/142 |
| article html file updated | 1 October 2019 19:36 CEST | Update | N/A |
| article html file updated | 1 May 2019 10:09 CEST | Update | N/A |
| article html file updated | 17 April 2019 10:01 CEST | Update | N/A |
| article html file updated | 29 March 2019 08:13 CET | Update | N/A |
| article html file updated | 1 May 2018 10:52 CEST | Update | N/A |
| article html file updated | 21 March 2018 06:30 CET | Original file | N/A |
| article xml uploaded. | 21 March 2018 06:28 CET | Original file | https://www.mdpi.com/2073-4352/8/4/142/xml |
| article pdf uploaded. | 21 March 2018 06:28 CET | Version of Record | https://www.mdpi.com/2073-4352/8/4/142/pdf |
