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Long-term monitoring of 6.7-GHz methanol masers |
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| Authors: | S Goedhart M J Gaylard D J van der Walt |
| Institution: | Hartebeesthoek Radio Astronomy Observatory, PO Box 443, Krugersdorp, 1740, South Africa;Space Research Unit, Physics Department, NorthWest University, Private Bag X6001, Potchefstroom, 2520, South Africa |
| Abstract: | |
| Keywords: | masers stars: formation ISM: clouds H ii regions radio lines: ISM |