| article html file updated | 11 February 2020 07:16 CET | Update | https://www.mdpi.com/2226-4310/6/1/5 |
| article html file updated | 27 April 2019 10:16 CEST | Update | N/A |
| article html file updated | 13 April 2019 06:12 CEST | Update | N/A |
| article html file updated | 2 April 2019 23:26 CEST | Update | N/A |
| article html file updated | 9 January 2019 02:01 CET | Original file | N/A |
| article pdf uploaded. | 8 January 2019 07:39 CET | Version of Record | https://www.mdpi.com/2226-4310/6/1/5/pdf |
| article xml uploaded. | 8 January 2019 07:39 CET | Update | https://www.mdpi.com/2226-4310/6/1/5/xml |
| article xml file uploaded | 8 January 2019 07:39 CET | Original file | N/A |