Published in Bulletin Southern California Academy of Sciences, in 1986, in volume 85, pages 16-21
Published in Bulletin Southern California Academy of Sciences, in 1986, in volume 85, pages 29-34
Published in Bulletin Southern California Academy of Sciences, in 1986, in volume 85, pages 46-55
Published in Bulletin Southern California Academy of Sciences, in 1986, in volume 85, pages 139-151