Asterism in garnet, spinel, quartz and sapphire / by Albert J. Walcott.

v.7:no.3(1937)

Hilltop terrace sites of Oaxaca, Mexico : intensive surface survey at Guirâun, El Palmillo and the Mitla Fortress / Gary M. Feinman and Linda M. Nicholas.

n.s. no.37(2004)