| article html file updated | 31 August 2025 17:50 CEST | Update | https://www.mdpi.com/2076-3921/9/4/331 |
| article html file updated | 21 July 2022 02:18 CEST | Update | N/A |
| article html file updated | 8 May 2020 07:31 CEST | Update | N/A |
| article html file updated | 18 April 2020 11:07 CEST | Update | N/A |
| article pdf uploaded. | 18 April 2020 11:06 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/4/331/pdf |
| article xml uploaded. | 18 April 2020 11:06 CEST | Update | https://www.mdpi.com/2076-3921/9/4/331/xml |
| article xml file uploaded | 18 April 2020 11:06 CEST | Update | N/A |
| article html file updated | 18 April 2020 09:05 CEST | Original file | N/A |
| article supplementary file uploaded. | 18 April 2020 09:04 CEST | - | https://www.mdpi.com/2076-3921/9/4/331#supplementary |
| article xml file uploaded | 18 April 2020 09:04 CEST | Original file | N/A |
