It sounds like you're referring to a textbook or technical paper by (a common author abbreviation "RK" in engineering literature), likely titled "Non-Conventional Energy Sources and Utilization" (or a similar phrasing).
It sounds like you're referring to a textbook or technical paper by (a common author abbreviation "RK" in engineering literature), likely titled "Non-Conventional Energy Sources and Utilization" (or a similar phrasing).
It sounds like you're referring to a textbook or technical paper by (a common author abbreviation "RK" in engineering literature), likely titled "Non-Conventional Energy Sources and Utilization" (or a similar phrasing).
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