| article html file updated | 30 August 2025 00:50 CEST | Update | https://www.mdpi.com/2075-5309/7/3/68 |
| article html file updated | 16 July 2022 05:36 CEST | Update | - |
| article html file updated | 8 February 2020 12:15 CET | Update | - |
| article html file updated | 26 September 2019 05:34 CEST | Update | - |
| article html file updated | 3 May 2019 09:34 CEST | Update | - |
| article html file updated | 27 March 2019 18:09 CET | Update | - |
| article html file updated | 6 October 2017 05:05 CEST | Update | - |
| article html file updated | 28 July 2017 13:20 CEST | Original file | - |
| article xml uploaded. | 28 July 2017 13:19 CEST | Original file | https://www.mdpi.com/2075-5309/7/3/68/xml |
| article pdf uploaded. | 28 July 2017 13:19 CEST | Version of Record | https://www.mdpi.com/2075-5309/7/3/68/pdf |
