| article html file updated | 9 February 2020 08:30 CET | Update | https://www.mdpi.com/2304-8158/7/3/32 |
| article html file updated | 1 October 2019 06:02 CEST | Update | N/A |
| article html file updated | 1 May 2019 14:32 CEST | Update | N/A |
| article html file updated | 17 April 2019 14:07 CEST | Update | N/A |
| article html file updated | 29 March 2019 03:38 CET | Update | N/A |
| article html file updated | 26 March 2018 13:03 CEST | Update | N/A |
| article html file updated | 3 March 2018 07:14 CET | Original file | N/A |
| article xml uploaded. | 3 March 2018 07:13 CET | Original file | https://www.mdpi.com/2304-8158/7/3/32/xml |
| article pdf uploaded. | 3 March 2018 07:13 CET | Version of Record | https://www.mdpi.com/2304-8158/7/3/32/pdf |
