'Morrocci Klung!' independent tapezine (Nov 1981 edition). Mark Beer interview (2 mins). https://www.amazon.co.uk/d/Digital-Music/Cassette-Mark-Beer/B01LXBM142/ref=sr_1_1?ie=UTF8&qid=1484548822&sr=8-1&keywords=mark+beer+cassette https://osr-tapes.bandcamp.com/album/cassette-osr74