| article html file updated | 29 August 2025 23:32 CEST | Update | https://www.mdpi.com/2225-1154/4/3/40 |
| article html file updated | 16 July 2022 03:11 CEST | Update | - |
| article html file updated | 7 February 2020 13:55 CET | Update | - |
| article html file updated | 5 May 2019 06:03 CEST | Update | - |
| article html file updated | 27 March 2019 14:51 CET | Update | - |
| article html file updated | 28 September 2016 08:06 CEST | Update | - |
| article html file updated | 26 August 2016 08:49 CEST | Original file | - |
| article xml uploaded. | 26 August 2016 08:47 CEST | Original file | https://www.mdpi.com/2225-1154/4/3/40/xml |
| article pdf uploaded. | 26 August 2016 08:47 CEST | Version of Record | https://www.mdpi.com/2225-1154/4/3/40/pdf |
