| article html file updated | 30 August 2025 11:26 CEST | Update | https://www.mdpi.com/2073-4409/8/2/87 | 
| article html file updated | 20 July 2022 17:02 CEST | Update | - | 
| article html file updated | 11 February 2020 11:21 CET | Update | - | 
| article html file updated | 13 October 2019 21:37 CEST | Update | - | 
| article html file updated | 27 April 2019 01:49 CEST | Update | - | 
| article html file updated | 12 April 2019 21:46 CEST | Update | - | 
| article html file updated | 3 April 2019 09:04 CEST | Update | - | 
| article html file updated | 4 March 2019 14:58 CET | Update | - | 
| article html file updated | 25 January 2019 02:35 CET | Original file | - | 
| article supplementary file uploaded. | 24 January 2019 12:20 CET | - | https://www.mdpi.com/2073-4409/8/2/87#supplementary | 
| article pdf uploaded. | 24 January 2019 12:20 CET | Version of Record | https://www.mdpi.com/2073-4409/8/2/87/pdf | 
| article xml uploaded. | 24 January 2019 12:20 CET | Update | https://www.mdpi.com/2073-4409/8/2/87/xml | 
| article xml file uploaded | 24 January 2019 12:20 CET | Original file | - |