S. Voutsaki, “Mortuary Evidence, Symbolic Meanings and Social Change: A Comparison between Messenia and the Argolid in the Mycenaean Period,” in K. Branigan, ed. Cemetery and Society in the Aegean Bronze Age (Sheffield 1998), pp. 41-48 (n.b. – the article is longer but you really only need these pages).
1/27: Mycenaean Greece: Shaft Graves (c. 1650-1500 BCE)