| article html file updated | 29 August 2025 23:28 CEST | Update | https://www.mdpi.com/2227-9032/4/3/53 |
| article html file updated | 16 July 2022 03:03 CEST | Update | - |
| article html file updated | 7 February 2020 13:02 CET | Update | - |
| article html file updated | 5 May 2019 07:38 CEST | Update | - |
| article html file updated | 27 March 2019 13:05 CET | Update | - |
| article html file updated | 29 September 2016 12:13 CEST | Update | - |
| article html file updated | 11 August 2016 11:48 CEST | Update | - |
| article html file updated | 9 August 2016 10:22 CEST | Original file | - |
| article xml uploaded. | 9 August 2016 10:21 CEST | Original file | https://www.mdpi.com/2227-9032/4/3/53/xml |
| article pdf uploaded. | 9 August 2016 10:21 CEST | Version of Record | https://www.mdpi.com/2227-9032/4/3/53/pdf |