| article html file updated | 30 August 2025 00:40 CEST | Update | https://www.mdpi.com/2073-4441/9/3/229 |
| article html file updated | 16 July 2022 05:23 CEST | Update | - |
| article html file updated | 8 February 2020 01:54 CET | Update | - |
| article html file updated | 23 September 2019 22:22 CEST | Update | - |
| article html file updated | 4 May 2019 05:45 CEST | Update | - |
| article html file updated | 28 March 2017 04:00 CEST | Update | - |
| article html file updated | 27 March 2017 05:20 CEST | Update | - |
| article html file updated | 24 March 2017 06:48 CET | Update | - |
| article html file updated | 22 March 2017 08:37 CET | Original file | - |
| article xml uploaded. | 22 March 2017 08:35 CET | Original file | https://www.mdpi.com/2073-4441/9/3/229/xml |
| article pdf uploaded. | 22 March 2017 08:35 CET | Updated version of record | https://www.mdpi.com/2073-4441/9/3/229/pdf |
| article pdf uploaded. | 21 March 2017 11:59 CET | Version of Record | https://www.mdpi.com/2073-4441/9/3/229/pdf-vor |
