| article html file updated | 31 August 2025 00:58 CEST | Update | https://www.mdpi.com/2304-8158/8/9/391 |
| article html file updated | 21 August 2025 22:22 CEST | Update | - |
| article html file updated | 20 July 2022 03:59 CEST | Update | - |
| article html file updated | 13 February 2020 15:13 CET | Update | - |
| article html file updated | 25 September 2019 22:59 CEST | Update | - |
| article html file updated | 6 September 2019 07:38 CEST | Original file | - |
| article supplementary file uploaded. | 6 September 2019 07:36 CEST | - | https://www.mdpi.com/2304-8158/8/9/391#supplementary |
| article pdf uploaded. | 6 September 2019 07:36 CEST | Updated version of record | https://www.mdpi.com/2304-8158/8/9/391/pdf |
| article xml uploaded. | 6 September 2019 07:36 CEST | Update | https://www.mdpi.com/2304-8158/8/9/391/xml |
| article xml file uploaded | 6 September 2019 07:36 CEST | Update | - |
| article supplementary file uploaded. | 4 September 2019 17:02 CEST | - | https://www.mdpi.com/2304-8158/8/9/391#supplementary |
| article pdf uploaded. | 4 September 2019 17:02 CEST | Version of Record | https://www.mdpi.com/2304-8158/8/9/391/pdf-vor |
| article xml file uploaded | 4 September 2019 17:02 CEST | Original file | - |
