| article html file updated | 30 August 2025 11:59 CEST | Update | https://www.mdpi.com/2223-7747/8/2/42 |
| article html file updated | 19 July 2022 04:47 CEST | Update | - |
| article html file updated | 11 February 2020 15:56 CET | Update | - |
| article html file updated | 14 October 2019 23:22 CEST | Update | - |
| article html file updated | 26 April 2019 17:00 CEST | Update | - |
| article html file updated | 12 April 2019 12:52 CEST | Update | - |
| article html file updated | 3 April 2019 20:14 CEST | Update | - |
| article html file updated | 5 March 2019 05:55 CET | Update | - |
| article html file updated | 28 February 2019 23:55 CET | Update | - |
| article html file updated | 14 February 2019 09:51 CET | Original file | - |
| article supplementary file uploaded. | 14 February 2019 09:49 CET | - | https://www.mdpi.com/2223-7747/8/2/42#supplementary |
| article pdf uploaded. | 14 February 2019 09:49 CET | Version of Record | https://www.mdpi.com/2223-7747/8/2/42/pdf |
| article xml uploaded. | 14 February 2019 09:49 CET | Update | https://www.mdpi.com/2223-7747/8/2/42/xml |
| article xml file uploaded | 14 February 2019 09:49 CET | Original file | - |
