def split_verses_refs(ref, total=0):
    """ If there are references to multiple verses, split them
        "Romans 8:1-3" -> ["Romans 8:1", "Romans 8:2", "Romans 8:3"]

        >>> split_verses_refs("Romans 8:1-3")
        ["Romans 8:1", "Romans 8:2", "Romans 8:3"]

        >>> split_verses_refs("Book 2:4-7")
        ["Book 2:4", "Book 2:5", "Book 2:6", "Book 2:7"]

        >>> split_verses_refs("Book 3", 5)
        ["Book 3:1", "Book 3:2", "Book 3:3", "Book 3:4", "Book 3:5"]
    """
    start_verse = 1

    if ":" in ref:
        split_refs = ref.split(":")

        book_and_chapter = split_refs[0]

        verse_refs = split_refs[1].split("–")

        start_verse = int(verse_refs[0])
        end_verse = int(verse_refs[1])
    else:
        book_and_chapter = ref

        end_verse = total

    full_refs = []

    for i in range(start_verse, end_verse + 1):
        full_refs.append(f"{book_and_chapter}:{i}")

    return full_refs