| article html file updated | 30 August 2025 04:51 CEST | Update | https://www.mdpi.com/2227-9091/6/3/66 |
| article html file updated | 16 July 2022 22:16 CEST | Update | - |
| article html file updated | 9 February 2020 23:09 CET | Update | - |
| article html file updated | 30 April 2019 07:01 CEST | Update | - |
| article html file updated | 16 April 2019 02:09 CEST | Update | - |
| article html file updated | 30 March 2019 15:02 CET | Update | - |
| article html file updated | 22 September 2018 11:09 CEST | Update | - |
| article html file updated | 1 August 2018 08:06 CEST | Update | - |
| article html file updated | 28 June 2018 07:23 CEST | Update | - |
| article xml uploaded. | 28 June 2018 07:22 CEST | Update | https://www.mdpi.com/2227-9091/6/3/66/xml |
| article html file updated | 27 June 2018 20:37 CEST | Original file | - |
| article pdf uploaded. | 27 June 2018 15:16 CEST | Version of Record | https://www.mdpi.com/2227-9091/6/3/66/pdf |
| article xml file uploaded | 27 June 2018 15:16 CEST | Original file | - |
