Matter of Mena, 17 I. & N. Dec. 38, Interim Decision (BIA) 2719, 1979 WL 44360 (BIA July 12, 1979) (transcript from court proceedings which resulted in conviction for possession of controlled substances at which the respondent, under questioning by judge as part of the arraignment prior to acceptance of a guilty plea, admitted possession of heroin, with knowledge that the substance was heroin, can be considered as part of the "record of conviction."). Matter of Paulus, 11 I & N Dec. 274 (BIA 1965), and Matter of Cassisi, 10 I & N. Dec. 136 (BIA 1963), distinguished.