The Cemetery Research Group runs two events a year: in May and in November. Follow the links and send in an abstract
Folklore: United States
Marchi, R. 2013
‘Hybridity and authenticity in U.S. Day of the Dead celebrations’, Journal of American Folklore, 126:501, 272-301.
Meyer, R. 1996
‘Gravemarkers’ in J. Brunvand (ed.) American Folklore: an Encyclopedia, New York NY: Garland Publishing Inc., 340-42.