| article html file updated | 31 August 2025 16:39 CEST | Update | https://www.mdpi.com/2220-9964/9/4/221 |
| article html file updated | 21 July 2022 01:08 CEST | Update | - |
| article html file updated | 8 May 2020 07:01 CEST | Update | - |
| article html file updated | 28 April 2020 10:42 CEST | Update | - |
| article pdf uploaded. | 28 April 2020 10:41 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/221/pdf |
| article xml uploaded. | 28 April 2020 10:41 CEST | Update | https://www.mdpi.com/2220-9964/9/4/221/xml |
| article xml file uploaded | 28 April 2020 10:41 CEST | Update | - |
| article html file updated | 7 April 2020 08:13 CEST | Original file | - |
| article supplementary file uploaded. | 7 April 2020 08:11 CEST | - | https://www.mdpi.com/2220-9964/9/4/221#supplementary |
| article pdf uploaded. | 7 April 2020 08:11 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/221/pdf-vor |
| article xml file uploaded | 7 April 2020 08:11 CEST | Original file | - |
