%0 Journal Article %A Paul M. Rakoyomamonjy %A Sandrataniaina R. Andriantsoa %T Crossings and nestings over some Motzkin objects and \(q\)-Motzkin numbers %J The electronic journal of combinatorics %D 2021 %V 28 %N 3 %U http://geodesic.mathdoc.fr/articles/10.37236/10102/ %R 10.37236/10102 %F 10_37236_10102