| article html file updated | 8 February 2020 06:14 CET | Update | https://www.mdpi.com/2305-6320/4/2/32 |
| article html file updated | 24 September 2019 21:54 CEST | Update | - |
| article html file updated | 3 May 2019 21:18 CEST | Update | - |
| article html file updated | 22 May 2017 04:52 CEST | Update | - |
| article html file updated | 19 May 2017 13:22 CEST | Update | - |
| article xml uploaded. | 19 May 2017 13:21 CEST | Update | https://www.mdpi.com/2305-6320/4/2/32/xml |
| article pdf uploaded. | 19 May 2017 13:21 CEST | Updated version of record | https://www.mdpi.com/2305-6320/4/2/32/pdf |
| article html file updated | 19 May 2017 10:42 CEST | Original file | - |
