| article html file updated | 30 August 2025 06:40 CEST | Update | https://www.mdpi.com/2227-7072/6/3/77 |
| article html file updated | 17 July 2022 02:10 CEST | Update | - |
| article html file updated | 10 February 2020 09:20 CET | Update | - |
| article html file updated | 7 October 2019 11:44 CEST | Update | - |
| article html file updated | 29 April 2019 09:02 CEST | Update | - |
| article html file updated | 15 April 2019 04:44 CEST | Update | - |
| article html file updated | 31 March 2019 15:27 CEST | Update | - |
| article html file updated | 22 September 2018 12:26 CEST | Update | - |
| article html file updated | 5 September 2018 11:43 CEST | Original file | - |
| article pdf uploaded. | 5 September 2018 11:42 CEST | Version of Record | https://www.mdpi.com/2227-7072/6/3/77/pdf |
| article xml uploaded. | 5 September 2018 11:42 CEST | Update | https://www.mdpi.com/2227-7072/6/3/77/xml |
| article xml file uploaded | 5 September 2018 11:42 CEST | Original file | - |
