| article html file updated | 30 August 2025 01:20 CEST | Update | https://www.mdpi.com/2075-4663/5/4/77 |
| article html file updated | 16 July 2022 06:38 CEST | Update | - |
| article html file updated | 8 February 2020 17:41 CET | Update | - |
| article html file updated | 27 September 2019 12:28 CEST | Update | - |
| article html file updated | 2 May 2019 22:58 CEST | Update | - |
| article html file updated | 2 January 2018 10:55 CET | Update | - |
| article html file updated | 9 October 2017 11:05 CEST | Original file | - |
| article xml uploaded. | 9 October 2017 11:04 CEST | Original file | https://www.mdpi.com/2075-4663/5/4/77/xml |
| article pdf uploaded. | 9 October 2017 11:04 CEST | Updated version of record | https://www.mdpi.com/2075-4663/5/4/77/pdf |
| article pdf uploaded. | 2 October 2017 10:35 CEST | Version of Record | https://www.mdpi.com/2075-4663/5/4/77/pdf-vor |
