Feynman’s Path Integral explained with basic Calculus / 
Swapnonil Banerjee, Ph.D. 
 -  SwaNi,  2023. 
 - 171p. ; 
<br/><br/><label>ISBN: </label>979-8986658582 
<br/><br/><label>Dewey Class. No.: </label>530.12  / BAN