| article html file updated | 30 August 2025 07:00 CEST | Update | https://www.mdpi.com/2079-9721/6/3/81 |
| article html file updated | 17 July 2022 02:54 CEST | Update | N/A |
| article html file updated | 10 February 2020 11:17 CET | Update | N/A |
| article html file updated | 7 October 2019 23:02 CEST | Update | N/A |
| article html file updated | 29 April 2019 05:01 CEST | Update | N/A |
| article html file updated | 15 April 2019 00:33 CEST | Update | N/A |
| article html file updated | 31 March 2019 19:36 CEST | Update | N/A |
| article html file updated | 26 September 2018 09:33 CEST | Update | N/A |
| article html file updated | 17 September 2018 12:14 CEST | Original file | N/A |
| article pdf uploaded. | 17 September 2018 08:59 CEST | Version of Record | https://www.mdpi.com/2079-9721/6/3/81/pdf |
| article xml uploaded. | 17 September 2018 08:59 CEST | Update | https://www.mdpi.com/2079-9721/6/3/81/xml |
| article xml file uploaded | 17 September 2018 08:59 CEST | Original file | N/A |