Newman, Lee. 1992. "Observations on the growth of Geophagus ''surinamensis''". Buntbarsche Bulletin. (n. 152), pp. 16-21 (crc07645)
Newman, Lee. 1993. "Maintenance and Breeding of the Red Hump Eartheater, Geophagus steindachneri Eigenmann and Hildebrand 1910". Cichlid News Magazine (crc00430)
Newman, Lee. 1994. "Keeping and breeding the Bolivian Ram, Microgeophagus altispinosa (Haseman, 1911)". Buntbarsche Bulletin. (n. 168); pp. 1-6 (crc01377)
Newman, Lee. 1997. "Satanoperca cf leucosticta (Müller and Trochel), a Colombian speckle-faced demonfish, its identification, maintenance and spawning". Buntbarsche Bulletin. (n. 183), pp. 1-6 (crc07806)
Newman, Lee. 2000. "Satanoperca cf. leucosticta "Amazonas Red", an immediate mouth-brooding demonfish from the Rio Amazonas". Buntbarsche Bulletin. (n. 201), pp. 1-9 (crc03950)
Newman, Lee. 2001. "Satanoperca acuticeps (Heckel 1840): The pointy-headed demonfish". Buntbarsche Bulletin. (n. 207), pp. 1-11 (crc03813)