title: A quantitative approach to the description and classification of primary social relationships.
authors.affiliation: Psychology Department, Université du Québec à Montréal, Canada.
authors.forename: F F
authors.initials: FF
authors.lastname: Strayer
authors.forename: M
authors.initials: M
authors.lastname: Verissimo
authors.forename: B E
authors.initials: BE
authors.lastname: Vaughn
authors.forename: C
authors.initials: C
authors.lastname: Howes
mesh_terms: D002675:Child, Preschool; D005260:Female; D006801:Humans; D007206:Individuality; D007398:Interpersonal Relations; D008137:Longitudinal Studies; D008297:Male; D009034:Mother-Child Relations; D009769:Object Attachment; D010552:Personality Assessment; D010553:Personality Development; D011779:Q-Sort; D012931:Social Environment