Technical report /

no.19 1967; no.23 1967; no.28 1967; no.36 1967; no.40 1968; no.46 1968; no.52 1968; no.54 1968; no.55 1968; no.56 1968; no.58 1968; no.59 1968; no.60 1969; no.65 1969; no.67 1969; no.76 1969; no.77 1969; no.78 1969; no.82 1969; no.91 1969; no.92 1969; no.93 1969; no.94 1969; no.95 1969; no.96 1969; no.97 1969; no.98 1969; no.99 1969; mo.120 1970; no.85 1970; no.86 1970; no.87 1970; no.89 1970; no.100 1970; no.101 1970; no.102 1970; no.104 1970; no.105 1970; no.107 1970; no.109 1970; no.111 1970; no.121 1970; no.123 1970; no.125 1970; no.126 1970; no.127 1970; no.128 1971; no.131 1971; no.133 1971; no.134 1971; no.137 1971; no.140 1971; no.142 1971; no.143 1971; no.144 1971; no.145 1971; no.146 1972; no.147 1972; no.151 1972; no.152 1972; no.157 1972; no.158 1972; no.160 1972; no.161 1972; no.163 1972; no.164 1973; no.166 1973; no.169 1973; no.170 1973; no.171 1973; no.172 1973; no.173 1973; no.174 1973; no.175 1973; no.176 1973; no.177 1973; no.178 1973; no.179 1973; no.180 1973; no.181 1973; no.182 1973; no.183 1973; no.184 1973; no.185 1973; no.186 1973; no.188 1973; no.189 1973; no.190 1973; no.191 1973; no.193 1973; no.194 1973; no.195 1973; no.196 1973; no.197 1973; no.198 1973; no.199 1973; no.200 1973; no.201 1973; no.202 1973; no.203 1973; no.204 1973; no.205 1973; no.206 1973; no.207 1973; no.208 1973; no.209 1974; no.210 1974; no.211 1974; no.212 1974; no.213 1974; no.214 1974; no.215 1974; no.216 1974; no.217 1974; no.219 1974; no.220 1974; no.221 1974; no.222 1974; no.223 1974; no.224 1974; no.225 1974; no.227 1974; no.228 1974; no.229 1974; no.230 1974; no.231 1974; no.232 1974; no.234 1974; no.239 1974; no.241 1974; no.244 1974; no.245 1975; no.248 1975; no.250 1975; no.251 1975; no.252 1975; no.254 1975; no.255 1975; no.262 1975; no.264 1975; no.265 1975; no.266 1975; no.267 1975; no.268 1975; no.269 1975; no.270 1975; no.273 1975; no.275 1975; no.276 1975; no.277 1975; no.278 1975; no.280 1975; no.263 1976; no.279 1976