| article html file updated | 15 August 2026 09:41 CEST | Update | https://www.mdpi.com/2504-3900/2/21/1331 |
| article html file updated | 26 September 2022 13:21 CEST | Original file | N/A |
| article pdf uploaded. | 28 October 2018 02:00 CET | Updated version of record | https://www.mdpi.com/2504-3900/2/21/1331/pdf |
| article pdf uploaded. | 26 October 2018 07:55 CEST | Version of Record | https://www.mdpi.com/2504-3900/2/21/1331/pdf-vor |
| article xml file uploaded | 26 October 2018 07:55 CEST | Original file | https://www.mdpi.com/2504-3900/2/21/1331/xml |
