How to use $refs and the Vue 3 Composition API?

How mate?

<ion-input ref="autocompleteRef" type="text"  placeholder="Enter your address" v-model="address"></ion-input>

setup(props) {
    const autocompleteRef = ref(null)
    onMounted(() => {
       console.log(autocompleteRef.value);
      let reference =document.getElementById("autocompleteRef")
      let options = {
        componentRestrictions: { country: 'us' },
        bounds: new google.maps.LatLngBounds(
            new google.maps.LatLng(7.207573, 125.395874)
        ),
      }
      let autocomplete = new google.maps.places.Autocomplete(reference,options)
    })

   return {
      autocompleteRef
   }

}