B800 pp. 351-352B947D pp. 80-83OF126 pp. 227-231C252 p. 11IC7844 p. 11GSA BULL 5908 pp. 891-1017B1108B pp. 35-36ADGS AR 1966a p. 64B1246 p. 183P800C pp. 159-160P800C pp. 21-27MF433P926B p. 5OF78-869 pp. 212-213OF81-122 p. 35, No. 167P820 pp. 540, 542-545OF82-719 p. 10, No. 256ADGGS PDF 89-20