| article html file updated | 15 August 2026 18:56 CEST | Update | https://www.mdpi.com/2225-1146/7/1/9 |
| article html file updated | 11 February 2020 21:25 CET | Update | N/A |
| article html file updated | 16 October 2019 09:51 CEST | Update | N/A |
| article html file updated | 26 April 2019 04:53 CEST | Update | N/A |
| article html file updated | 12 April 2019 00:01 CEST | Update | N/A |
| article html file updated | 10 April 2019 19:50 CEST | Update | N/A |
| article html file updated | 4 April 2019 11:10 CEST | Update | N/A |
| article html file updated | 11 March 2019 13:00 CET | Original file | N/A |
| article pdf uploaded. | 11 March 2019 12:58 CET | Version of Record | https://www.mdpi.com/2225-1146/7/1/9/pdf |
| article xml uploaded. | 11 March 2019 12:58 CET | Update | https://www.mdpi.com/2225-1146/7/1/9/xml |
| article xml file uploaded | 11 March 2019 12:58 CET | Original file | N/A |
