| article html file updated | 15 August 2026 07:16 CEST | Update | https://www.mdpi.com/2077-0383/7/9/271 |
| article html file updated | 10 February 2020 10:21 CET | Update | N/A |
| article html file updated | 7 October 2019 17:35 CEST | Update | N/A |
| article html file updated | 29 April 2019 06:53 CEST | Update | N/A |
| article html file updated | 15 April 2019 02:35 CEST | Update | N/A |
| article html file updated | 31 March 2019 17:36 CEST | Update | N/A |
| article html file updated | 26 September 2018 10:45 CEST | Update | N/A |
| article html file updated | 11 September 2018 12:30 CEST | Original file | N/A |
| article pdf uploaded. | 11 September 2018 12:29 CEST | Version of Record | https://www.mdpi.com/2077-0383/7/9/271/pdf |
| article xml uploaded. | 11 September 2018 12:29 CEST | Update | https://www.mdpi.com/2077-0383/7/9/271/xml |
| article xml file uploaded | 11 September 2018 12:29 CEST | Original file | N/A |
