| article html file updated | 30 August 2025 14:06 CEST | Update | https://www.mdpi.com/2227-9717/7/4/220 |
| article html file updated | 21 August 2025 20:42 CEST | Update | N/A |
| article html file updated | 12 February 2020 06:00 CET | Update | N/A |
| article html file updated | 26 April 2019 12:44 CEST | Update | N/A |
| article supplementary file uploaded. | 26 April 2019 12:42 CEST | - | https://www.mdpi.com/2227-9717/7/4/220#supplementary |
| article pdf uploaded. | 26 April 2019 12:42 CEST | Updated version of record | https://www.mdpi.com/2227-9717/7/4/220/pdf |
| article xml uploaded. | 26 April 2019 12:42 CEST | Update | https://www.mdpi.com/2227-9717/7/4/220/xml |
| article xml file uploaded | 26 April 2019 12:42 CEST | Update | N/A |
| article html file updated | 25 April 2019 10:19 CEST | Original file | N/A |
| article supplementary file uploaded. | 25 April 2019 10:17 CEST | - | https://www.mdpi.com/2227-9717/7/4/220#supplementary |
| article pdf uploaded. | 25 April 2019 10:17 CEST | Updated version of record | https://www.mdpi.com/2227-9717/7/4/220/pdf-vor |
| article xml file uploaded | 25 April 2019 10:17 CEST | Update | N/A |
| article pdf uploaded. | 17 April 2019 15:35 CEST | Version of Record | https://www.mdpi.com/2227-9717/7/4/220/pdf-vor |
| article xml file uploaded | 17 April 2019 15:35 CEST | Original file | N/A |