00695cam a2200217 a 45000010005000000030003000050050017000080080041000250200015000660350018000810350017000990500020001161000028001362450059001642600028002233000026002515040033002776500015003109520135003259990017004601331UR20220427202521.0       1970    mx                  spa    a9683642195  a(janium) 1323  a(janium)1323 4aQC176b.E7 199410aEspinosa G., Guillermo.10aTrazas nucleares en sólidos /cGuillermo Espinosa G.  aMéxico bUNAM c1994.  a127 p. bil. c22 cm.  aBibliografía : p. 119-127. 0aSólidos.  00102lcc40708RETROaURBCbURBCcRETRO2d2022-04-27eCompral0oQC176 E7 1994 p0059336r2022-04-27 00:00:00w2022-04-27yLIBRO  c28569d28569