1990 , dulce base , pages 200 thru 211 10 matrix ii , by valdamar valerian , leading edge research group , yelm , wa , 1990 , a tentative taxonomy of extra-terresrial humanoids , page 60g1 11 matrix ii , by valdamar valerian , leading edge research group , 1990 , an interview with john lear , page 263 chapter 13 personal contacts ref .