| article html file updated | 29 August 2025 21:41 CEST | Update | https://www.mdpi.com/2077-1312/3/2/175 |
| article html file updated | 16 July 2022 00:08 CEST | Update | N/A |
| article html file updated | 6 February 2020 17:58 CET | Update | N/A |
| article html file updated | 20 September 2019 20:34 CEST | Update | N/A |
| article html file updated | 6 May 2019 21:21 CEST | Update | N/A |
| article html file updated | 26 March 2019 01:14 CET | Update | N/A |
| article html file updated | 27 October 2017 11:29 CEST | Update | N/A |
| article html file updated | 21 August 2015 11:02 CEST | Original file | N/A |
| article pdf uploaded. | 23 April 2015 11:21 CEST | Version of Record | https://www.mdpi.com/2077-1312/3/2/175/pdf |
