| article html file updated | 29 August 2025 21:05 CEST | Update | https://www.mdpi.com/2073-445X/3/2/437 |
| article html file updated | 15 July 2022 23:06 CEST | Update | N/A |
| article html file updated | 6 February 2020 09:43 CET | Update | N/A |
| article html file updated | 7 May 2019 13:36 CEST | Update | N/A |
| article html file updated | 21 March 2019 18:12 CET | Update | N/A |
| article html file updated | 20 August 2015 09:03 CEST | Original file | N/A |
| article pdf uploaded. | 6 June 2014 11:29 CEST | Updated version of record | https://www.mdpi.com/2073-445X/3/2/437/pdf |
| article pdf uploaded. | 5 June 2014 09:32 CEST | Version of Record | https://www.mdpi.com/2073-445X/3/2/437/pdf-vor |
