Crop Circles Revealed, Language of the Light Symbols
Shiloah 2014 The Study of Arabic Musical Sources, a Quest for Concealed and Symbolic Meaning.pdf
Russian Nationalism and Ethnic Violence: Symbolic Violence, Lynching, Pogrom and Massacre
The comprehensive LaTeX symbol list
Rock Blasting Terms and Symbols: A Dictionary of Symbols and Terms in Rock Blasting and Related Areas like Drilling, Mining and Rock Mechanics