| article html file updated | 30 August 2025 00:17 CEST | Update | https://www.mdpi.com/2079-6412/7/2/18 |
| article html file updated | 16 July 2022 04:38 CEST | Update | N/A |
| article html file updated | 7 February 2020 22:09 CET | Update | N/A |
| article html file updated | 23 September 2019 01:03 CEST | Update | N/A |
| article html file updated | 4 May 2019 13:46 CEST | Update | N/A |
| article html file updated | 2 March 2017 03:33 CET | Update | N/A |
| article html file updated | 24 January 2017 15:29 CET | Original file | N/A |
| article xml uploaded. | 24 January 2017 15:27 CET | Original file | https://www.mdpi.com/2079-6412/7/2/18/xml |
| article pdf uploaded. | 24 January 2017 15:27 CET | Version of Record | https://www.mdpi.com/2079-6412/7/2/18/pdf |
