Translations on Communist China's science and technology, nos. 131-159; JPRS 28136, 28175, 28198, 28212, 28291, 28321, 28329, 28351, 28473, 28496, 28510, 28582, 28617, 28653, 28677, 28719, 28754, 28796, 28817, 28844, 28884, 28901, 28950, 28971, 28975, 29037, 29080, 29094, 29107.