Trajectories of children's social interactions with their infant sibling in the first year: a multidimensional approach
Journal of Family Psychology (2015) - Comment
pubmed: 25664367  doi: 10.1037/fam0000051  issn: 1939-1293  issn: 0893-3200 

Wonjung Oh, Brenda L. Volling, Richard Gonzalez