| article html file updated | 7 February 2020 22:51 CET | Update | https://www.mdpi.com/2079-9284/4/1/8 |
| article html file updated | 23 September 2019 04:57 CEST | Update | N/A |
| article html file updated | 4 May 2019 12:20 CEST | Update | N/A |
| article html file updated | 16 February 2017 12:17 CET | Update | N/A |
| article xml uploaded. | 16 February 2017 12:16 CET | Update | https://www.mdpi.com/2079-9284/4/1/8/xml |
| article pdf uploaded. | 16 February 2017 12:16 CET | Updated version of record | https://www.mdpi.com/2079-9284/4/1/8/pdf |
| article html file updated | 8 February 2017 11:19 CET | Original file | N/A |
| article xml uploaded. | 8 February 2017 10:40 CET | Original file | N/A |
| article pdf uploaded. | 8 February 2017 10:40 CET | Version of Record | https://www.mdpi.com/2079-9284/4/1/8/pdf-vor |
