In this work, by defining Peiffer pairings in the Moore complex of a simplicial algebgroid, we give the close relationship between the category of simplicial algebroids with Moore complex of length 1 and that of internal categories in the category of R-algebroids.
"Simplicial algebroids and internal categories within $R$-algebroids." Tbilisi Math. J. 13 (1) 113 - 121, January 2020. https://doi.org/10.32513/tbilisi/1585015224