Unity and diversity in grammaticalization scenarios 

<br/><br/><br/>English[eng] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>historical linguistics||areal patterns in grammaticalization||grammaticalization||variation in grammaticalization scenarios||methodology||Copula (linguistics)||Demonstrative||Morphology (linguistics)||Perfective aspect||Verb||Yucatec Maya language