Mark Dukes. Generalized ballot sequences are ascent sequences. Australasian J. Combinatorics, 64:61-63, 2016. [doi]
@article{Dukes16, title = {Generalized ballot sequences are ascent sequences}, author = {Mark Dukes}, year = {2016}, url = {http://ajc.maths.uq.edu.au/pdf/64/ajc_v64_p061.pdf}, researchr = {https://researchr.org/publication/Dukes16}, cites = {0}, citedby = {0}, journal = {Australasian J. Combinatorics}, volume = {64}, pages = {61-63}, }