| article html file updated | 30 August 2025 01:24 CEST | Update | https://www.mdpi.com/2076-2607/5/4/66 |
| article html file updated | 16 July 2022 06:45 CEST | Update | - |
| article html file updated | 8 February 2020 18:13 CET | Update | - |
| article html file updated | 27 September 2019 16:49 CEST | Update | - |
| article html file updated | 2 May 2019 21:49 CEST | Update | - |
| article html file updated | 2 January 2018 20:37 CET | Update | - |
| article html file updated | 25 October 2017 09:57 CEST | Update | - |
| article xml uploaded. | 25 October 2017 09:56 CEST | Update | https://www.mdpi.com/2076-2607/5/4/66/xml |
| article pdf uploaded. | 25 October 2017 09:56 CEST | Updated version of record | https://www.mdpi.com/2076-2607/5/4/66/pdf |
| article html file updated | 13 October 2017 09:48 CEST | Original file | - |
| article xml uploaded. | 13 October 2017 09:47 CEST | Original file | - |
| article pdf uploaded. | 13 October 2017 09:47 CEST | Updated version of record | https://www.mdpi.com/2076-2607/5/4/66/pdf-vor |
| article pdf uploaded. | 12 October 2017 14:43 CEST | Version of Record | https://www.mdpi.com/2076-2607/5/4/66/pdf-vor |