| article html file updated | 29 August 2025 23:29 CEST | Update | https://www.mdpi.com/2227-7102/6/3/27 |
| article html file updated | 16 July 2022 03:05 CEST | Update | N/A |
| article html file updated | 7 February 2020 13:12 CET | Update | N/A |
| article html file updated | 5 May 2019 07:20 CEST | Update | N/A |
| article html file updated | 27 March 2019 13:24 CET | Update | N/A |
| article html file updated | 9 November 2017 12:35 CET | Update | N/A |
| article html file updated | 27 October 2017 10:03 CEST | Update | N/A |
| article html file updated | 11 August 2016 13:09 CEST | Original file | N/A |
| article xml uploaded. | 11 August 2016 13:08 CEST | Original file | https://www.mdpi.com/2227-7102/6/3/27/xml |
| article pdf uploaded. | 11 August 2016 13:08 CEST | Version of Record | https://www.mdpi.com/2227-7102/6/3/27/pdf |
