| article html file updated | 30 August 2025 01:58 CEST | Update | https://www.mdpi.com/2079-9268/7/4/32 |
| article html file updated | 16 July 2022 07:57 CEST | Update | - |
| article html file updated | 9 February 2020 00:04 CET | Update | - |
| article html file updated | 29 September 2019 05:07 CEST | Update | - |
| article html file updated | 2 May 2019 08:36 CEST | Update | - |
| article html file updated | 18 April 2019 06:22 CEST | Update | - |
| article pdf uploaded. | 18 January 2019 10:36 CET | Updated version of record | https://www.mdpi.com/2079-9268/7/4/32/pdf |
| article html file updated | 14 December 2017 09:39 CET | Original file | - |
| article xml uploaded. | 14 December 2017 09:38 CET | Update | https://www.mdpi.com/2079-9268/7/4/32/xml |
| article xml uploaded. | 14 December 2017 09:38 CET | Original file | - |
| article pdf uploaded. | 14 December 2017 09:38 CET | Version of Record | https://www.mdpi.com/2079-9268/7/4/32/pdf-vor |
