Pranab Chakraborty, Subhamoy Maitra, Mridul Nandi, Suprita Talnikar <br/><br/>
Contact Tracing in Post-Covid World 

 -  Springer  Springer  2020 
<br/><br/><label>ISBN: </label>9789811597275 
<br/><br/><label>Source: </label>EBOOK