| article html file updated | 30 August 2025 04:38 CEST | Update | https://www.mdpi.com/2075-4450/9/2/68 |
| article html file updated | 16 July 2022 21:48 CEST | Update | - |
| article html file updated | 9 February 2020 21:56 CET | Update | - |
| article html file updated | 4 October 2019 17:18 CEST | Update | - |
| article html file updated | 30 April 2019 09:44 CEST | Update | - |
| article html file updated | 16 April 2019 10:08 CEST | Update | - |
| article html file updated | 16 April 2019 05:13 CEST | Update | - |
| article html file updated | 30 March 2019 11:59 CET | Update | - |
| article html file updated | 19 June 2018 09:06 CEST | Original file | - |
| article pdf uploaded. | 19 June 2018 09:05 CEST | Version of Record | https://www.mdpi.com/2075-4450/9/2/68/pdf |
| article xml uploaded. | 19 June 2018 09:05 CEST | Update | https://www.mdpi.com/2075-4450/9/2/68/xml |
| article xml file uploaded | 19 June 2018 09:05 CEST | Original file | - |
