| article html file updated | 10 February 2026 11:47 CET | Update | https://www.mdpi.com/2073-4344/6/2/32 |
| article xml uploaded. | 10 February 2026 11:46 CET | Update | https://www.mdpi.com/2073-4344/6/2/32/xml |
| article xml uploaded. | 5 February 2026 12:21 CET | Update | N/A |
| article pdf uploaded. | 5 February 2026 12:21 CET | Updated version of record | https://www.mdpi.com/2073-4344/6/2/32/pdf |
| article html file updated | 29 August 2025 22:44 CEST | Update | N/A |
| article html file updated | 20 August 2025 22:14 CEST | Update | N/A |
| article html file updated | 7 February 2020 04:51 CET | Update | N/A |
| article html file updated | 5 May 2019 23:41 CEST | Update | N/A |
| article html file updated | 26 March 2019 21:20 CET | Update | N/A |
| article html file updated | 31 March 2016 04:52 CEST | Original file | N/A |
| article pdf uploaded. | 22 February 2016 11:17 CET | Version of Record | N/A |
| article xml uploaded. | 22 February 2016 11:17 CET | Original file | N/A |
