Published in Bulletin Southern California Academy of Sciences, in 1969, in volume 68, pages 82-85

Published in Bulletin Southern California Academy of Sciences, in 1969, in volume 68, pages 96-102

Published in Bull. Sth. Calif. Acad. Sci., in 1969, in volume 68, pages 160-168

Published in Bull. Sth. Calif. Acad. Sci., in 1969, in volume 68, pages 187-190

Published in Bulletin Southern California Academy of Sciences, in 1969, in volume 68, pages 225-228

Published in Bulletin Southern California Academy of Sciences, in 1969, in volume 68, pages 241-24

Published in Bulletin of the Southern California Academy of Sciences, in 1969, in volume 68, issue 4, pages 257-259