Optimizat͡s︡ii͡a︡ prirodnoĭ sredy Penzenskoĭ oblasti
By: [otvetstvennyĭ redaktor I.I. Kurit͡s︡in].
Contributors: Kurit͡s︡in, I. I.
Publisher: Akademii͡a︡ nauk SSSR, Moskovskiĭ filial Geogr. ob-va SSSR; MFGO
Published: 1988
Place of publication: Moskva
Language: rus
Number of pages: 126