52-109F2 - Certification of interim filings - CFO (E) | Nov 5, 2018 | |
52-109F2 - Certification of interim filings - CFO (E) | Aug 9, 2018 | |
52-109F2 - Certification of interim filings - CFO (E) | May 7, 2018 | |
52-109F1 - Certification of annual filings - CFO (E) | Mar 5, 2018 | |
52-109F1 - Certification of annual filings - CEO (E) | Mar 5, 2018 | |