| article html file updated | 8 February 2020 04:12 CET | Update | https://www.mdpi.com/2073-445X/6/2/29 |
| article html file updated | 24 September 2019 11:17 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:04 CEST | Update | N/A |
| article html file updated | 30 June 2017 09:19 CEST | Update | N/A |
| article html file updated | 24 April 2017 14:09 CEST | Original file | N/A |
| article xml uploaded. | 24 April 2017 14:07 CEST | Original file | https://www.mdpi.com/2073-445X/6/2/29/xml |
| article pdf uploaded. | 24 April 2017 14:07 CEST | Updated version of record | https://www.mdpi.com/2073-445X/6/2/29/pdf |
| article pdf uploaded. | 22 April 2017 13:06 CEST | Version of Record | https://www.mdpi.com/2073-445X/6/2/29/pdf-vor |
