| article html file updated | 30 August 2025 14:20 CEST | Update | https://www.mdpi.com/2227-9717/7/4/237 |
| article html file updated | 21 August 2025 20:47 CEST | Update | N/A |
| article html file updated | 12 February 2020 07:36 CET | Update | N/A |
| article html file updated | 18 October 2019 23:06 CEST | Update | N/A |
| article html file updated | 29 April 2019 08:10 CEST | Update | N/A |
| article pdf uploaded. | 29 April 2019 08:08 CEST | Updated version of record | https://www.mdpi.com/2227-9717/7/4/237/pdf |
| article xml uploaded. | 29 April 2019 08:08 CEST | Update | https://www.mdpi.com/2227-9717/7/4/237/xml |
| article xml file uploaded | 29 April 2019 08:08 CEST | Update | N/A |
| article html file updated | 29 April 2019 06:20 CEST | Update | N/A |
| article pdf uploaded. | 29 April 2019 06:18 CEST | Updated version of record | https://www.mdpi.com/2227-9717/7/4/237/pdf-vor |
| article xml file uploaded | 29 April 2019 06:18 CEST | Update | N/A |
| article html file updated | 26 April 2019 12:08 CEST | Update | N/A |
| article pdf uploaded. | 26 April 2019 12:07 CEST | Updated version of record | https://www.mdpi.com/2227-9717/7/4/237/pdf-vor |
| article xml file uploaded | 26 April 2019 12:07 CEST | Update | N/A |
| article html file updated | 26 April 2019 09:43 CEST | Original file | N/A |
| article pdf uploaded. | 26 April 2019 09:41 CEST | Updated version of record | https://www.mdpi.com/2227-9717/7/4/237/pdf-vor |
| article xml file uploaded | 26 April 2019 09:41 CEST | Update | N/A |
| article xml file uploaded | 24 April 2019 16:51 CEST | Original file | N/A |
| article pdf uploaded. | 24 April 2019 16:51 CEST | Version of Record | https://www.mdpi.com/2227-9717/7/4/237/pdf-vor |
