| article html file updated | 16 August 2026 01:39 CEST | Update | https://www.mdpi.com/2227-7390/7/6/507 |
| article html file updated | 12 February 2020 17:18 CET | Update | N/A |
| article html file updated | 21 October 2019 06:14 CEST | Update | N/A |
| article html file updated | 4 July 2019 14:16 CEST | Update | N/A |
| article html file updated | 3 June 2019 12:27 CEST | Original file | N/A |
| article pdf uploaded. | 3 June 2019 12:26 CEST | Version of Record | https://www.mdpi.com/2227-7390/7/6/507/pdf |
| article xml uploaded. | 3 June 2019 12:26 CEST | Update | https://www.mdpi.com/2227-7390/7/6/507/xml |
| article xml file uploaded | 3 June 2019 12:26 CEST | Original file | N/A |
