Lourdusamy, A. and Steffi, J.J. 2019. Pebbling on zig-zag chain graph of n odd cycles. Proyecciones (Antofagasta, On line). 38, 3 (Aug. 2019), 597-615. DOI:https://doi.org/10.22199/issn.0717-6279-2019-03-0038.