| article html file updated | 8 February 2020 00:04 CET | Update | https://www.mdpi.com/1660-3397/15/3/54 |
| article html file updated | 23 September 2019 11:48 CEST | Update | N/A |
| article html file updated | 4 May 2019 09:51 CEST | Update | N/A |
| article html file updated | 27 March 2017 11:23 CEST | Update | N/A |
| article html file updated | 23 February 2017 10:35 CET | Original file | N/A |
| article xml uploaded. | 23 February 2017 10:34 CET | Original file | https://www.mdpi.com/1660-3397/15/3/54/xml |
| article pdf uploaded. | 23 February 2017 10:34 CET | Version of Record | https://www.mdpi.com/1660-3397/15/3/54/pdf |
