| article html file updated | 15 August 2026 22:59 CEST | Update | https://www.mdpi.com/1424-8247/12/2/66 |
| article html file updated | 30 August 2025 14:34 CEST | Update | N/A |
| article html file updated | 21 August 2025 20:51 CEST | Update | N/A |
| article html file updated | 12 February 2020 09:02 CET | Update | N/A |
| article html file updated | 11 October 2019 04:40 CEST | Update | N/A |
| article xml uploaded. | 11 October 2019 04:39 CEST | Update | https://www.mdpi.com/1424-8247/12/2/66/xml |
| article xml uploaded. | 11 October 2019 04:38 CEST | Update | N/A |
| article pdf uploaded. | 11 October 2019 04:38 CEST | Updated version of record | https://www.mdpi.com/1424-8247/12/2/66/pdf |
| article html file updated | 5 July 2019 08:53 CEST | Update | N/A |
| article html file updated | 5 July 2019 07:35 CEST | Update | N/A |
| article html file updated | 16 May 2019 04:06 CEST | Original file | N/A |
| article pdf uploaded. | 16 May 2019 04:05 CEST | Updated version of record | https://www.mdpi.com/1424-8247/12/2/66/pdf-vor |
| article xml file uploaded | 16 May 2019 04:05 CEST | Update | N/A |
| article pdf uploaded. | 30 April 2019 15:45 CEST | Version of Record | https://www.mdpi.com/1424-8247/12/2/66/pdf-vor |
| article xml file uploaded | 30 April 2019 15:45 CEST | Original file | N/A |
