| article html file updated | 31 August 2025 05:34 CEST | Update | https://www.mdpi.com/2227-9717/7/12/906 |
| article html file updated | 21 August 2025 23:32 CEST | Update | - |
| article html file updated | 14 February 2020 15:16 CET | Update | - |
| article html file updated | 31 December 2019 05:01 CET | Update | - |
| article html file updated | 18 December 2019 14:18 CET | Original file | - |
| article pdf uploaded. | 18 December 2019 14:16 CET | Updated version of record | https://www.mdpi.com/2227-9717/7/12/906/pdf |
| article xml uploaded. | 18 December 2019 14:16 CET | Update | https://www.mdpi.com/2227-9717/7/12/906/xml |
| article xml file uploaded | 18 December 2019 14:16 CET | Update | - |
| article pdf uploaded. | 2 December 2019 16:55 CET | Version of Record | https://www.mdpi.com/2227-9717/7/12/906/pdf-vor |
| article xml file uploaded | 2 December 2019 16:55 CET | Original file | - |
