Typography Terms and Definitions
ǫ - Wiktionary, the free dictionary
Ø - Wikipedia
Ỏ - Latin Capital Letter O with Hook Above, Unicode Number: U+1ECE 📖 Symbol Meaning ✂ Copy & 📋 Paste (◕‿◕) SYMBL
Superimposing Characters
File:Latin small and capital letter o with diaeresis.jpg - Wikimedia Commons
Unicode Lore rebooted (Lores from me), Special Alphabet Lore Wiki
Ở latin capital letter o with horn and hook above (U+1EDE) @ Graphemica
LATIN SMALL LETTER O WITH HORN
Writing Greek Letters on the Computer
Letter case - Wikipedia
Latin Extended Additional characters supported by the Times New Roman Bold Italic font
HTML Letter Symbols, Entities and Codes — Toptal Designers
Tiêu chuẩn Việt Nam TCVN 5712:1993 (ISO 646 : 1983, ISO 2022 : 1986, ISO 8859-1 : 1987 và ISO/IEC 10646-1 : 1992) về Công nghệ thông tin - Bộ mã chuẩn