| article html file updated | 8 February 2020 15:48 CET | Update | https://www.mdpi.com/2311-5521/2/3/47 |
| article html file updated | 27 September 2019 01:25 CEST | Update | - |
| article html file updated | 3 May 2019 02:40 CEST | Update | - |
| article html file updated | 27 October 2017 10:13 CEST | Update | - |
| article html file updated | 10 September 2017 17:08 CEST | Original file | - |
| article xml uploaded. | 10 September 2017 17:07 CEST | Original file | https://www.mdpi.com/2311-5521/2/3/47/xml |
| article pdf uploaded. | 10 September 2017 17:07 CEST | Updated version of record | https://www.mdpi.com/2311-5521/2/3/47/pdf |
| article pdf uploaded. | 10 September 2017 14:42 CEST | Version of Record | - |
