Before you look for articles, you should determine what your topic is and identify keywords and phrases.
State your topic as a question: How does parenting style affect adolescent development of independence?
Parenting Style: Democratic parenting, permissive parenting or authoritarian parenting
Adolescent Development: Physical development, cognitive development, or social/emotional development
Independence: Autonomy, self-sufficiency, competence
Once you have identified keywords and phrases and synonyms, you are ready to formulate searches.
For example, for the topic "How does parenting style affect adolescent development of independence?" you might search for:
"parenting style" AND "Adolescent development" AND independence
If you don't find anything with that search, then you may want to think of adding some synonyms to your search:
"authoritarian parent*" AND "social development" AND (autonomy OR competence)
What is a popular magazine?
Sources published in newspapers and magazines intended for general audience. You will not find references. The author may write about politics one week and education the next.
What is a trade publication?
What is a scholarly journal?
Also called an academic journal. It is a periodical written by academic experts in that specific field. The articles submitted are reviewed by experts in the same discipline to determine if the article should be published. Articles are academic in nature and often research-based.