00252nam a22000977a 4500 Thomas, V Rubber charithram. 14. UPASI yude rubber gaveshanam Rubber, 676(September): 27-29. 2022 Rubber history JS 74850 74850 0 0 0 0 MAIN MAIN 2022-11-14 0 2022-11-14 00:00:00 2022-11-14 JS