| article html file updated | 16 August 2026 02:31 CEST | Update | https://www.mdpi.com/2073-4352/9/6/308 |
| article html file updated | 30 August 2025 21:09 CEST | Update | N/A |
| article html file updated | 20 July 2022 15:35 CEST | Update | N/A |
| article html file updated | 12 February 2020 19:42 CET | Update | N/A |
| article html file updated | 21 October 2019 21:32 CEST | Update | N/A |
| article html file updated | 3 July 2019 16:31 CEST | Update | N/A |
| article html file updated | 26 June 2019 06:00 CEST | Update | N/A |
| article pdf uploaded. | 26 June 2019 05:59 CEST | Updated version of record | https://www.mdpi.com/2073-4352/9/6/308/pdf |
| article xml uploaded. | 26 June 2019 05:59 CEST | Update | https://www.mdpi.com/2073-4352/9/6/308/xml |
| article xml file uploaded | 26 June 2019 05:59 CEST | Update | N/A |
| article html file updated | 14 June 2019 11:13 CEST | Original file | N/A |
| article pdf uploaded. | 14 June 2019 11:12 CEST | Version of Record | https://www.mdpi.com/2073-4352/9/6/308/pdf-vor |
| article xml file uploaded | 14 June 2019 11:12 CEST | Original file | N/A |
