| article html file updated | 31 August 2025 21:13 CEST | Update | https://www.mdpi.com/2227-9032/8/2/140 |
| article html file updated | 21 July 2022 05:37 CEST | Update | - |
| article html file updated | 8 June 2020 11:48 CEST | Update | - |
| article html file updated | 8 June 2020 11:47 CEST | Original file | - |
| article pdf uploaded. | 8 June 2020 11:46 CEST | Updated version of record | https://www.mdpi.com/2227-9032/8/2/140/pdf |
| article pdf uploaded. | 8 June 2020 11:46 CEST | Updated version of record | https://www.mdpi.com/2227-9032/8/2/140/pdf-vor |
| article xml uploaded. | 8 June 2020 11:46 CEST | Update | https://www.mdpi.com/2227-9032/8/2/140/xml |
| article xml file uploaded | 8 June 2020 11:46 CEST | Update | - |
| article pdf uploaded. | 21 May 2020 16:04 CEST | Version of Record | https://www.mdpi.com/2227-9032/8/2/140/pdf-vor |
| article xml file uploaded | 21 May 2020 16:04 CEST | Original file | - |
