| article html file updated | 12 November 2022 08:52 CET | Update | https://www.mdpi.com/1420-3049/2/4/M6 |
| article html file updated | 5 February 2020 12:10 CET | Update | N/A |
| article html file updated | 9 May 2019 11:36 CEST | Update | N/A |
| article html file updated | 19 March 2019 18:20 CET | Update | N/A |
| article html file updated | 25 September 2017 03:04 CEST | Update | N/A |
| article xml uploaded. | 25 September 2017 03:03 CEST | Update | https://www.mdpi.com/1420-3049/2/4/M6/xml |
| article html file updated | 22 September 2017 11:18 CEST | Original file | N/A |
| article xml uploaded. | 22 September 2017 11:17 CEST | Original file | N/A |
