| article html file updated | 24 December 2025 19:07 CET | Update | https://www.mdpi.com/2304-8158/9/6/720 |
| article html file updated | 31 August 2025 22:24 CEST | Update | N/A |
| article html file updated | 21 July 2022 06:48 CEST | Update | N/A |
| article html file updated | 10 October 2020 04:11 CEST | Update | N/A |
| article html file updated | 9 October 2020 05:49 CEST | Update | N/A |
| article html file updated | 6 July 2020 06:40 CEST | Update | N/A |
| article html file updated | 24 June 2020 12:50 CEST | Original file | N/A |
| article pdf uploaded. | 24 June 2020 12:48 CEST | Updated version of record | https://www.mdpi.com/2304-8158/9/6/720/pdf |
| article xml uploaded. | 24 June 2020 12:48 CEST | Update | https://www.mdpi.com/2304-8158/9/6/720/xml |
| article xml file uploaded | 24 June 2020 12:48 CEST | Original file | N/A |
| article supplementary file uploaded. | 2 June 2020 14:00 CEST | - | https://www.mdpi.com/2304-8158/9/6/720#supplementary |
| article pdf uploaded. | 2 June 2020 14:00 CEST | Version of Record | https://www.mdpi.com/2304-8158/9/6/720/pdf-vor |
