article · 1995
A Supermassive Object in the Nucleus of NGC 4258?
Abstract VLBI images of the H 2 O megamaser in NGC 4258 and a time series of spectra taken over several years combine to make a compelling case that there is...
3 citationsDOI: https://doi.org/10.1017/s1539299600011965Open accessPDF reported by metadataFull text reported by metadata