K. P. Bogart, An obvious proof of Fishburn's interval order theorem, Discrete Mathematics, vol.118, issue.1-3, pp.3-239, 1993.
DOI : 10.1016/0012-365X(93)90065-2

M. Bousquet-mélou, A. Claesson, M. Dukes, and S. Kitaev, <mml:math altimg="si1.gif" overflow="scroll" xmlns:xocs="http://www.elsevier.com/xml/xocs/dtd" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.elsevier.com/xml/ja/dtd" xmlns:ja="http://www.elsevier.com/xml/ja/dtd" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:tb="http://www.elsevier.com/xml/common/table/dtd" xmlns:sb="http://www.elsevier.com/xml/common/struct-bib/dtd" xmlns:ce="http://www.elsevier.com/xml/common/dtd" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:cals="http://www.elsevier.com/xml/common/cals/dtd"><mml:mo stretchy="false">(</mml:mo><mml:mn mathvariant="bold">2</mml:mn><mml:mo>+</mml:mo><mml:mn mathvariant="bold">2</mml:mn><mml:mo stretchy="false">)</mml:mo></mml:math>-free posets, ascent sequences and pattern avoiding permutations, Journal of Combinatorial Theory, Series A, vol.117, issue.7, pp.884-909, 2010.
DOI : 10.1016/j.jcta.2009.12.007

W. Y. Chen, E. Y. Deng, R. R. Du, R. P. Stanley, and C. H. Yan, Crossings and nestings of matchings and partitions, Transactions of the American Mathematical Society, vol.359, issue.04, pp.359-1555, 2007.
DOI : 10.1090/S0002-9947-06-04210-3

A. De-médicis and X. G. Viennot, Moments des q-Polyn??mes de Laguerre et la Bijection de Foata-Zeilberger, Advances in Applied Mathematics, vol.15, issue.3, pp.262-304, 1994.
DOI : 10.1006/aama.1994.1010

M. De-sainte-catherine, Couplage et Pfaffiens en combinatoire, physique et informatique, Thèse du 3me cycle, 1983.

M. Dukes and R. Parviainen, Ascent sequences and upper triangular matrices containing non-negative integers, Electronic Journal of Combinatorics, vol.17, issue.116pp, p.53, 2010.

P. C. Fishburn, Interval graphs and interval orders, Discrete Mathematics, vol.55, issue.2, 1985.
DOI : 10.1016/0012-365X(85)90042-1
URL : http://doi.org/10.1016/0012-365x(85)90042-1

P. C. Fishburn, Intransitive Indifference in Preference Theory: A Survey, Operations Research, vol.18, issue.2, pp.207-208, 1970.
DOI : 10.1287/opre.18.2.207

P. C. Fishburn, Intransitive indifference with unequal indifference intervals, Journal of Mathematical Psychology, vol.7, issue.1, pp.144-149, 1970.
DOI : 10.1016/0022-2496(70)90062-3

A. Kasraoui and J. Zeng, Distribution of crossings, nestings and alignments of two edges in matchings and partitions, Electronic Journal of Combinatorics, vol.13, issue.12, p.pp, 2006.

S. Plouffe and N. J. Sloane, The Encyclopedia of Integer Sequences Electronic version available at www, 1995.

A. Stoimenow, ENUMERATION OF CHORD DIAGRAMS AND AN UPPER BOUND FOR VASSILIEV INVARIANTS, Journal of Knot Theory and Its Ramifications, vol.07, issue.01, pp.93-114, 1998.
DOI : 10.1142/S0218216598000073

R. L. Wine and J. E. Freund, On the Enumeration of Decision Patterns Involving $n$ Means, The Annals of Mathematical Statistics, vol.28, issue.1, pp.256-259, 1957.
DOI : 10.1214/aoms/1177707051

D. Zagier, Vassiliev invariants and a strange identity related to the Dedeking eta-function, Topology, pp.40-945, 2001.