@misc{discovery10145165,
            year = {2009},
           title = {The right to obscene thoughts},
           month = {December},
       booktitle = {UCL Lunch-hour Lecture},
             url = {https://www.ucl.ac.uk/~uctlsfd/papers/lecture\%5fon\%5fthe\%5fright\%5fto\%5fobscene\%5fthoughts.pdf},
          author = {Guest, S},
        keywords = {extreme pornography, freedom of thought, freedom of speech}
}