<h1>Young, Peter John</h1> <h2>Combined from <a href="https://authors.library.caltech.edu">CaltechAUTHORS</a></h2> <ul> <li>Young, Peter J. and Sargent, Wallace L. W., el al. (1979) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150902-132700847">CCD photometry of the nuclei of three supergiant elliptical galaxies - Evidence for a supermassive object in the center of the radio galaxy NGC 6251</a>; Astrophysical Journal; Vol. 234; 76-85; <a href="https://doi.org/10.1086/157474">10.1086/157474</a></li> <li>Young, Peter J. and Westphal, James A., el al. (1978) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150902-135159207">Evidence for a supermassive object in the nucleus of the galaxy M87 from SIT and CCD area photometry</a>; Astrophysical Journal; Vol. 221; No. 1; 721-730; <a href="https://doi.org/10.1086/156076">10.1086/156076</a></li> </ul>