| article html file updated | 8 February 2020 12:49 CET | Update | https://www.mdpi.com/2218-273X/7/3/58 |
| article html file updated | 26 September 2019 08:57 CEST | Update | - |
| article html file updated | 3 May 2019 08:24 CEST | Update | - |
| article html file updated | 27 March 2019 19:19 CET | Update | - |
| article html file updated | 14 March 2018 17:50 CET | Update | - |
| article html file updated | 30 September 2017 11:22 CEST | Update | - |
| article html file updated | 4 August 2017 15:56 CEST | Original file | - |
| article xml uploaded. | 4 August 2017 15:55 CEST | Original file | https://www.mdpi.com/2218-273X/7/3/58/xml |
| article pdf uploaded. | 4 August 2017 15:55 CEST | Updated version of record | https://www.mdpi.com/2218-273X/7/3/58/pdf |
