1. Streaked out mud ripples below Miocene turbidites. Puriri Formation, New Zealand;Ballance;J. Sediment. Petrol,1964
2. Bassett , D. A. 1963 The Welsh geosyncline; a review of recent work on stratigraphy and sedimentation The British Caledonides.
3. The Hell's Mouth Grits: Cambrian greywackes in St. Tudwal's Peninsula, North Wales;Bassett;Q. J. geol. Soc. Lond.,1960
4. Structural petrology of the Pico Anticline, Los Angeles County, California;Bonham;J. Sediment. Petrol.,1957
5. Bouma , A. H. 1962 Sedimentology of some Flysh Deposits. A graphic approach to facies interpretation