復數(shù)：countable nouns

The problem in learning countable noun and uncountable noun
Teaching the Uncountable/Countable Noun Distinction : A Working Proposal
The Breton singulative marker -enn added to a countable singular noun
Teaching countable noun using the flash-cards at the seventh year of SMP Islam al Amanah Setu Tangerang
Is the noun countable or uncountable?
Determining Whether a Noun Is Countable or Uncountable
Grammatical Categories and Cognition--The Case of Countable-Mass Distinction in Noun
Can veal be both swift yet tender? From a countable to a mass noun (Lexical semantics, veau)
Teaching Countable, Uncountable, Plural Nouns
Comparison of Noun Determiners in English and Measure Words in Chinese