| article html file updated | 30 August 2025 10:27 CEST | Update | https://www.mdpi.com/2227-7390/7/1/30 |
| article html file updated | 17 July 2022 19:43 CEST | Update | - |
| article html file updated | 11 February 2020 05:54 CET | Update | - |
| article html file updated | 12 October 2019 16:15 CEST | Update | - |
| article html file updated | 27 April 2019 13:09 CEST | Update | - |
| article html file updated | 13 April 2019 09:09 CEST | Update | - |
| article html file updated | 2 April 2019 20:18 CEST | Update | - |
| article html file updated | 29 January 2019 04:06 CET | Update | - |
| article html file updated | 31 December 2018 01:33 CET | Update | - |
| article pdf uploaded. | 30 December 2018 09:21 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/1/30/pdf |
| article xml uploaded. | 30 December 2018 09:21 CET | Update | https://www.mdpi.com/2227-7390/7/1/30/xml |
| article xml file uploaded | 30 December 2018 09:21 CET | Update | - |
| article html file updated | 29 December 2018 13:10 CET | Original file | - |
| article pdf uploaded. | 29 December 2018 13:07 CET | Version of Record | https://www.mdpi.com/2227-7390/7/1/30/pdf-vor |
| article xml uploaded. | 29 December 2018 13:07 CET | Update | - |
| article xml file uploaded | 29 December 2018 13:07 CET | Original file | - |
